/******************************************************************************
 *
 * Copyright(c) 2007 - 2019 Realtek Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 *****************************************************************************/
#define  _IOCTL_CFG80211_C_

#include <drv_types.h>
#include <hal_data.h>
#include <linux/ktime.h>
#ifdef CONFIG_RTL8822CS_WIFI_HDF
#include "wifi_mac80211_ops.h"
#include "hdf_wifi_event.h"

extern struct ieee80211_channel *GetChannelByFreq(const struct wiphy *wiphy, uint16_t center_freq);
extern void WifiScanFree(struct cfg80211_scan_request **request);

int32_t WifiScanSetChannel(const struct wiphy *wiphy, const struct WlanScanRequest *params, \
    struct cfg80211_scan_request *request)
{
    int32_t loop;
    int32_t count = 0;
    enum Ieee80211Band band = IEEE80211_BAND_2GHZ;
    struct ieee80211_channel *chan = NULL;

    int32_t channelTotal = ieee80211_get_num_supported_channels((struct wiphy *)wiphy);

    if ((params->freqs == NULL) || (params->freqsCount == 0)) {
        for (band = IEEE80211_BAND_2GHZ; band <= IEEE80211_BAND_5GHZ; band++) {
            if (wiphy->bands[band] == NULL) {
                HDF_LOGE("%s: wiphy->bands[band] = NULL!\n", __func__);
                continue;
            }

            for (loop = 0; loop < (int32_t)wiphy->bands[band]->n_channels; loop++) {
                if (count >= channelTotal) {
                    break;
                }

                chan = &wiphy->bands[band]->channels[loop];
                if ((chan->flags & WIFI_CHAN_DISABLED) != 0) {
                    continue;
                }

                request->channels[count++] = chan;
            }
        }
    } else {
        for (loop = 0; loop < params->freqsCount; loop++) {
            chan = GetChannelByFreq(wiphy, (uint16_t)(params->freqs[loop]));
            if (chan == NULL) {
                HDF_LOGE("%s: freq not found!freq=%d!\n", __func__, params->freqs[loop]);
                continue;
            }

            if (count >= channelTotal) {
                break;
            }
            
            request->channels[count++] = chan;
        }
    }

    if (count == 0) {
        HDF_LOGE("%s: invalid freq info!\n", __func__);
        return HDF_FAILURE;
    }
    request->n_channels = count;

    return HDF_SUCCESS;
}
#endif

#ifdef CONFIG_IOCTL_CFG80211

#ifndef DBG_RTW_CFG80211_STA_PARAM
#define DBG_RTW_CFG80211_STA_PARAM 0
#endif

#ifndef DBG_RTW_CFG80211_MESH_CONF
#define DBG_RTW_CFG80211_MESH_CONF 0
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 0, 0))
#define STATION_INFO_INACTIVE_TIME    BIT(NL80211_STA_INFO_INACTIVE_TIME)
#define STATION_INFO_RX_BYTES        BIT(NL80211_STA_INFO_RX_BYTES)
#define STATION_INFO_TX_BYTES        BIT(NL80211_STA_INFO_TX_BYTES)
#define STATION_INFO_LLID            BIT(NL80211_STA_INFO_LLID)
#define STATION_INFO_PLID            BIT(NL80211_STA_INFO_PLID)
#define STATION_INFO_PLINK_STATE    BIT(NL80211_STA_INFO_PLINK_STATE)
#define STATION_INFO_SIGNAL            BIT(NL80211_STA_INFO_SIGNAL)
#define STATION_INFO_TX_BITRATE        BIT(NL80211_STA_INFO_TX_BITRATE)
#define STATION_INFO_RX_PACKETS        BIT(NL80211_STA_INFO_RX_PACKETS)
#define STATION_INFO_TX_PACKETS        BIT(NL80211_STA_INFO_TX_PACKETS)
#define STATION_INFO_TX_RETRIES        BIT(NL80211_STA_INFO_TX_RETRIES)
#define STATION_INFO_TX_FAILED        BIT(NL80211_STA_INFO_TX_FAILED)
#define STATION_INFO_RX_BITRATE        BIT(NL80211_STA_INFO_RX_BITRATE)
#define STATION_INFO_LOCAL_PM        BIT(NL80211_STA_INFO_LOCAL_PM)
#define STATION_INFO_PEER_PM        BIT(NL80211_STA_INFO_PEER_PM)
#define STATION_INFO_NONPEER_PM        BIT(NL80211_STA_INFO_NONPEER_PM)
#define STATION_INFO_RX_BYTES64        BIT(NL80211_STA_INFO_RX_BYTES64)
#define STATION_INFO_TX_BYTES64        BIT(NL80211_STA_INFO_TX_BYTES64)
#define STATION_INFO_ASSOC_REQ_IES    0
#endif /* Linux kernel >= 4.0.0 */

#define RTW_MAX_MGMT_TX_CNT (8)
#define RTW_MAX_MGMT_TX_MS_GAS (500)

#define RTW_SCAN_IE_LEN_MAX      2304
#define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 5000 /* ms */
#define RTW_MAX_NUM_PMKIDS 4

#define RTW_CH_MAX_2G_CHANNEL               14      /* Max channel in 2G band */

#ifdef CONFIG_WAPI_SUPPORT

#ifndef WLAN_CIPHER_SUITE_SMS4
#define WLAN_CIPHER_SUITE_SMS4          0x00147201
#endif

#ifndef WLAN_AKM_SUITE_WAPI_PSK
#define WLAN_AKM_SUITE_WAPI_PSK         0x000FAC04
#endif

#ifndef WLAN_AKM_SUITE_WAPI_CERT
#define WLAN_AKM_SUITE_WAPI_CERT        0x000FAC12
#endif

#ifndef NL80211_WAPI_VERSION_1
#define NL80211_WAPI_VERSION_1          (1 << 2)
#endif

#endif /* CONFIG_WAPI_SUPPORT */

#if (LINUX_VERSION_CODE <= KERNEL_VERSION(4, 11, 12))
#ifdef CONFIG_RTW_80211R
#define WLAN_AKM_SUITE_FT_8021X        0x000FAC03
#define WLAN_AKM_SUITE_FT_PSK        0x000FAC04
#define WLAN_AKM_SUITE_FT_OVER_SAE    0x000FAC09
#define WLAN_AKM_SUITE_FT_FILS_SHA256    0x000FAC16
#endif
#endif

#define WIFI_CIPHER_SUITE_GCMP        0x000FAC08
#define WIFI_CIPHER_SUITE_GCMP_256    0x000FAC09
#define WIFI_CIPHER_SUITE_CCMP_256    0x000FAC0A
#define WIFI_CIPHER_SUITE_BIP_GMAC_128    0x000FAC0B
#define WIFI_CIPHER_SUITE_BIP_GMAC_256    0x000FAC0C
#define WIFI_CIPHER_SUITE_BIP_CMAC_256    0x000FAC0D

/*
 * If customer need, defining this flag will make driver 
 * always return -EBUSY at the condition of scan deny.
 */
/* #define CONFIG_NOTIFY_SCAN_ABORT_WITH_BUSY */

static const u32 rtw_cipher_suites[] = {
    WLAN_CIPHER_SUITE_WEP40,
    WLAN_CIPHER_SUITE_WEP104,
    WLAN_CIPHER_SUITE_TKIP,
    WLAN_CIPHER_SUITE_CCMP,
#ifdef CONFIG_WAPI_SUPPORT
    WLAN_CIPHER_SUITE_SMS4,
#endif /* CONFIG_WAPI_SUPPORT */
#ifdef CONFIG_IEEE80211W
    WLAN_CIPHER_SUITE_AES_CMAC,
    WIFI_CIPHER_SUITE_GCMP,
    WIFI_CIPHER_SUITE_GCMP_256,
    WIFI_CIPHER_SUITE_CCMP_256,
    WIFI_CIPHER_SUITE_BIP_GMAC_128,
    WIFI_CIPHER_SUITE_BIP_GMAC_256,
    WIFI_CIPHER_SUITE_BIP_CMAC_256,
#endif /* CONFIG_IEEE80211W */
};

#define RATETAB_ENT(_rate, _rateid, _flags) \
    {                                \
        .bitrate    = (_rate),                \
        .hw_value    = (_rateid),                \
        .flags        = (_flags),                \
    }

#define CHAN2G(_channel, _freq, _flags) {            \
        .band            = NL80211_BAND_2GHZ,        \
        .center_freq        = (_freq),            \
        .hw_value        = (_channel),            \
        .flags            = (_flags),            \
        .max_antenna_gain    = 0,                \
        .max_power        = 0,                \
    }

#define CHAN5G(_channel, _flags) {                \
        .band            = NL80211_BAND_5GHZ,        \
        .center_freq        = 5000 + (5 * (_channel)),    \
        .hw_value        = (_channel),            \
        .flags            = (_flags),            \
        .max_antenna_gain    = 0,                \
        .max_power        = 0,                \
    }

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
/* if wowlan is not supported, kernel generate a disconnect at each suspend
 * cf: /net/wireless/sysfs.c, so register a stub wowlan.
 * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback.
 * (from user space, e.g. iw phy0 wowlan enable)
 */
static const struct wiphy_wowlan_support wowlan_stub = {
    .flags = WIPHY_WOWLAN_ANY,
    .n_patterns = 0,
    .pattern_max_len = 0,
    .pattern_min_len = 0,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
    .max_pkt_offset = 0,
#endif
};
#endif

static struct ieee80211_rate rtw_rates[] = {
    RATETAB_ENT(10,  0x1,   0),
    RATETAB_ENT(20,  0x2,   0),
    RATETAB_ENT(55,  0x4,   0),
    RATETAB_ENT(110, 0x8,   0),
    RATETAB_ENT(60,  0x10,  0),
    RATETAB_ENT(90,  0x20,  0),
    RATETAB_ENT(120, 0x40,  0),
    RATETAB_ENT(180, 0x80,  0),
    RATETAB_ENT(240, 0x100, 0),
    RATETAB_ENT(360, 0x200, 0),
    RATETAB_ENT(480, 0x400, 0),
    RATETAB_ENT(540, 0x800, 0),
};

#define rtw_a_rates        (rtw_rates + 4)
#define RTW_A_RATES_NUM    8
#define rtw_g_rates        (rtw_rates + 0)
#define RTW_G_RATES_NUM    12

/* from center_ch_2g */
static struct ieee80211_channel rtw_2ghz_channels[MAX_CHANNEL_NUM_2G] = {
    CHAN2G(1, 2412, 0),
    CHAN2G(2, 2417, 0),
    CHAN2G(3, 2422, 0),
    CHAN2G(4, 2427, 0),
    CHAN2G(5, 2432, 0),
    CHAN2G(6, 2437, 0),
    CHAN2G(7, 2442, 0),
    CHAN2G(8, 2447, 0),
    CHAN2G(9, 2452, 0),
    CHAN2G(10, 2457, 0),
    CHAN2G(11, 2462, 0),
    CHAN2G(12, 2467, 0),
    CHAN2G(13, 2472, 0),
    CHAN2G(14, 2484, 0),
};

/* from center_ch_5g_20m */
static struct ieee80211_channel rtw_5ghz_a_channels[MAX_CHANNEL_NUM_5G] = {
    CHAN5G(36, 0),    CHAN5G(40, 0),    CHAN5G(44, 0),    CHAN5G(48, 0),

    CHAN5G(52, 0),    CHAN5G(56, 0),    CHAN5G(60, 0),    CHAN5G(64, 0),

    CHAN5G(100, 0),    CHAN5G(104, 0),    CHAN5G(108, 0),    CHAN5G(112, 0),
    CHAN5G(116, 0),    CHAN5G(120, 0),    CHAN5G(124, 0),    CHAN5G(128, 0),
    CHAN5G(132, 0),    CHAN5G(136, 0),    CHAN5G(140, 0),    CHAN5G(144, 0),

    CHAN5G(149, 0),    CHAN5G(153, 0),    CHAN5G(157, 0),    CHAN5G(161, 0),
    CHAN5G(165, 0),    CHAN5G(169, 0),    CHAN5G(173, 0),    CHAN5G(177, 0),
};

enum nl80211_band _rtw_band_to_nl80211_band[] = {
    [BAND_ON_2_4G] =    NL80211_BAND_2GHZ,
    [BAND_ON_5G] =        NL80211_BAND_5GHZ,
#if CONFIG_IEEE80211_BAND_6GHZ
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 0))
    [BAND_ON_6G] =        NL80211_BAND_6GHZ,
    #else
    [BAND_ON_6G] =        NUM_NL80211_BANDS,
    #endif
#endif
};

BAND_TYPE _nl80211_band_to_rtw_band[] = {
    [NL80211_BAND_2GHZ] =    BAND_ON_2_4G,
    [NL80211_BAND_5GHZ] =    BAND_ON_5G,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    [NL80211_BAND_60GHZ] = BAND_MAX,
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 0))
    #if CONFIG_IEEE80211_BAND_6GHZ
    [NL80211_BAND_6GHZ] =    BAND_ON_6G,
    #else
    [NL80211_BAND_6GHZ] =    BAND_MAX,
    #endif
#endif
};


static int rtw_cfg80211_set_assocresp_ies(struct net_device *net, const u8 *buf, int len);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
static u8 rtw_chbw_to_cfg80211_chan_def(struct wiphy *wiphy, struct cfg80211_chan_def *chdef, u8 ch, u8 bw, u8 offset, u8 ht)
{
    int freq, cfreq;
    struct ieee80211_channel *chan;
    u8 ret = _FAIL;

    _rtw_memset(chdef, 0, sizeof(*chdef));

    freq = rtw_ch2freq(ch);
    if (!freq)
        goto exit;

    cfreq = rtw_get_center_ch(ch, bw, offset);
    if (!cfreq)
        goto exit;
    cfreq = rtw_ch2freq(cfreq);
    if (!cfreq)
        goto exit;

    chan = ieee80211_get_channel(wiphy, freq);
    if (!chan)
        goto exit;

    if (bw == CHANNEL_WIDTH_20) 
        chdef->width = ht ? NL80211_CHAN_WIDTH_20 : NL80211_CHAN_WIDTH_20_NOHT;
    else if (bw == CHANNEL_WIDTH_40)
        chdef->width = NL80211_CHAN_WIDTH_40;
    else if (bw == CHANNEL_WIDTH_80)
        chdef->width = NL80211_CHAN_WIDTH_80;
    else if (bw == CHANNEL_WIDTH_160)
        chdef->width = NL80211_CHAN_WIDTH_160;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    else if (bw == CHANNEL_WIDTH_5)
        chdef->width = NL80211_CHAN_WIDTH_5;
    else if (bw == CHANNEL_WIDTH_10)
        chdef->width = NL80211_CHAN_WIDTH_10;
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0)) */
    else {
        rtw_warn_on(1);
        goto exit;
    }

    chdef->chan = chan;
    chdef->center_freq1 = cfreq;

    ret = _SUCCESS;

exit:
    return ret;
}

static const char *nl80211_chan_width_str(enum nl80211_chan_width cwidth)
{
    switch (cwidth) {
    case NL80211_CHAN_WIDTH_20_NOHT:
        return "20_NOHT";
    case NL80211_CHAN_WIDTH_20:
        return "20";
    case NL80211_CHAN_WIDTH_40:
        return "40";
    case NL80211_CHAN_WIDTH_80:
        return "80";
    case NL80211_CHAN_WIDTH_80P80:
        return "80+80";
    case NL80211_CHAN_WIDTH_160:
        return "160";
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    case NL80211_CHAN_WIDTH_5:
        return "5";
    case NL80211_CHAN_WIDTH_10:
        return "10";
#endif
    default:
        return "INVALID";
    };
}

static void rtw_get_chbw_from_cfg80211_chan_def(struct cfg80211_chan_def *chdef, u8 *ht, u8 *ch, u8 *bw, u8 *offset)
{
    int pri_freq;
    struct ieee80211_channel *chan = chdef->chan;

    pri_freq = rtw_ch2freq(chan->hw_value);
    if (!pri_freq) {
        RTW_INFO("invalid channel:%d\n", chan->hw_value);
        rtw_warn_on(1);
        *ch = 0;
        return;
    }        

    switch (chdef->width) {
    case NL80211_CHAN_WIDTH_20_NOHT:
        *ht = 0;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        *ch = chan->hw_value;
        break;
    case NL80211_CHAN_WIDTH_20:
        *ht = 1;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        *ch = chan->hw_value;
        break;
    case NL80211_CHAN_WIDTH_40:
        *ht = 1;
        *bw = CHANNEL_WIDTH_40;
        *offset = pri_freq > chdef->center_freq1 ? HAL_PRIME_CHNL_OFFSET_UPPER : HAL_PRIME_CHNL_OFFSET_LOWER;
        if (rtw_get_offset_by_chbw(chan->hw_value, *bw, offset))
            *ch = chan->hw_value;
        break;
    case NL80211_CHAN_WIDTH_80:
        *ht = 1;
        *bw = CHANNEL_WIDTH_80;
        if (rtw_get_offset_by_chbw(chan->hw_value, *bw, offset))
            *ch = chan->hw_value;
        break;
    case NL80211_CHAN_WIDTH_160:
        *ht = 1;
        *bw = CHANNEL_WIDTH_160;
        if (rtw_get_offset_by_chbw(chan->hw_value, *bw, offset))
            *ch = chan->hw_value;
        break;
    case NL80211_CHAN_WIDTH_80P80:
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    case NL80211_CHAN_WIDTH_5:
    case NL80211_CHAN_WIDTH_10:
    #endif
    default:
        *ht = 0;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        RTW_INFO("unsupported cwidth:%s\n", nl80211_chan_width_str(chdef->width));
        rtw_warn_on(1);
    };
}

#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
static const char *nl80211_channel_type_str(enum nl80211_channel_type ctype)
{
    switch (ctype) {
    case NL80211_CHAN_NO_HT:
        return "NO_HT";
    case NL80211_CHAN_HT20:
        return "HT20";
    case NL80211_CHAN_HT40MINUS:
        return "HT40-";
    case NL80211_CHAN_HT40PLUS:
        return "HT40+";
    default:
        return "INVALID";
    };
}

static enum nl80211_channel_type rtw_chbw_to_nl80211_channel_type(u8 ch, u8 bw, u8 offset, u8 ht)
{
    rtw_warn_on(!ht && (bw >= CHANNEL_WIDTH_40 || offset != HAL_PRIME_CHNL_OFFSET_DONT_CARE));

    if (!ht)
        return NL80211_CHAN_NO_HT;
    if (bw >= CHANNEL_WIDTH_40) {
        if (offset == HAL_PRIME_CHNL_OFFSET_UPPER)
            return NL80211_CHAN_HT40MINUS;
        else if (offset == HAL_PRIME_CHNL_OFFSET_LOWER)
            return NL80211_CHAN_HT40PLUS;
        else
            rtw_warn_on(1);
    }
    return NL80211_CHAN_HT20;
}

static void rtw_get_chbw_from_nl80211_channel_type(struct ieee80211_channel *chan, enum nl80211_channel_type ctype, u8 *ht, u8 *ch, u8 *bw, u8 *offset)
{
    int pri_freq;

    pri_freq = rtw_ch2freq(chan->hw_value);
    if (!pri_freq) {
        RTW_INFO("invalid channel:%d\n", chan->hw_value);
        rtw_warn_on(1);
        *ch = 0;
        return;
    }
    *ch = chan->hw_value;

    switch (ctype) {
    case NL80211_CHAN_NO_HT:
        *ht = 0;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
    case NL80211_CHAN_HT20:
        *ht = 1;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
    case NL80211_CHAN_HT40MINUS:
        *ht = 1;
        *bw = CHANNEL_WIDTH_40;
        *offset = HAL_PRIME_CHNL_OFFSET_UPPER;
        break;
    case NL80211_CHAN_HT40PLUS:
        *ht = 1;
        *bw = CHANNEL_WIDTH_40;
        *offset = HAL_PRIME_CHNL_OFFSET_LOWER;
        break;
    default:
        *ht = 0;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        RTW_INFO("unsupported ctype:%s\n", nl80211_channel_type_str(ctype));
        rtw_warn_on(1);
    };
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)) */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
bool rtw_cfg80211_allow_ch_switch_notify(_adapter *adapter)
{
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0))
    if ((!MLME_IS_AP(adapter))
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0))
        && (!MLME_IS_ADHOC(adapter))
        && (!MLME_IS_ADHOC_MASTER(adapter))
        && (!MLME_IS_MESH(adapter))
#elif defined(CONFIG_RTW_MESH)
        && (!MLME_IS_MESH(adapter))
#endif
        )
        return 0;
#endif
    return 1;
}

u8 rtw_cfg80211_ch_switch_notify(_adapter *adapter, u8 ch, u8 bw, u8 offset,
    u8 ht, bool started)
{
    struct wiphy *wiphy = adapter_to_wiphy(adapter);
    u8 ret = _SUCCESS;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    struct cfg80211_chan_def chdef = {};

    ret = rtw_chbw_to_cfg80211_chan_def(wiphy, &chdef, ch, bw, offset, ht);
    if (ret != _SUCCESS)
        goto exit;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0))
    if (started) {
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 11, 0))

        /* --- cfg80211_ch_switch_started_notfiy() ---
         *  A new parameter, bool quiet, is added from Linux kernel v5.11,
         *  to see if block-tx was requested by the AP. since currently,
         *  the API is used for station before connected in rtw_chk_start_clnt_join()
         *  the quiet is set to false here first. May need to refine it if
         *  called by others with block-tx.
         */

        cfg80211_ch_switch_started_notify(adapter->pnetdev, &chdef, 0, false);
#else
        cfg80211_ch_switch_started_notify(adapter->pnetdev, &chdef, 0);
#endif
        goto exit;
    }
#endif

    if (!rtw_cfg80211_allow_ch_switch_notify(adapter))
        goto exit;

    cfg80211_ch_switch_notify(adapter->pnetdev, &chdef);

#else
    int freq = rtw_ch2freq(ch);
    enum nl80211_channel_type ctype;

    if (!rtw_cfg80211_allow_ch_switch_notify(adapter))
        goto exit;

    if (!freq) {
        ret = _FAIL;
        goto exit;
    }

    ctype = rtw_chbw_to_nl80211_channel_type(ch, bw, offset, ht);
    cfg80211_ch_switch_notify(adapter->pnetdev, freq, ctype);
#endif

exit:
    return ret;
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0)) */

void rtw_2g_channels_init(struct ieee80211_channel *channels)
{
    _rtw_memcpy((void *)channels, (void *)rtw_2ghz_channels, sizeof(rtw_2ghz_channels));
}

void rtw_5g_channels_init(struct ieee80211_channel *channels)
{
    _rtw_memcpy((void *)channels, (void *)rtw_5ghz_a_channels, sizeof(rtw_5ghz_a_channels));
}

void rtw_2g_rates_init(struct ieee80211_rate *rates)
{
    _rtw_memcpy(rates, rtw_g_rates,
        sizeof(struct ieee80211_rate) * RTW_G_RATES_NUM
    );
}

void rtw_5g_rates_init(struct ieee80211_rate *rates)
{
    _rtw_memcpy(rates, rtw_a_rates,
        sizeof(struct ieee80211_rate) * RTW_A_RATES_NUM
    );
}

struct ieee80211_supported_band *rtw_spt_band_alloc(BAND_TYPE band)
{
    struct ieee80211_supported_band *spt_band = NULL;
    int n_channels, n_bitrates;

    if (rtw_band_to_nl80211_band(band) == NUM_NL80211_BANDS)
        goto exit;

    if (band == BAND_ON_2_4G) {
        n_channels = MAX_CHANNEL_NUM_2G;
        n_bitrates = RTW_G_RATES_NUM;
    } else if (band == BAND_ON_5G) {
        n_channels = MAX_CHANNEL_NUM_5G;
        n_bitrates = RTW_A_RATES_NUM;
    } else
        goto exit;

    spt_band = (struct ieee80211_supported_band *)rtw_zmalloc(
        sizeof(struct ieee80211_supported_band)
        + sizeof(struct ieee80211_channel) * n_channels
        + sizeof(struct ieee80211_rate) * n_bitrates
    );
    if (!spt_band)
        goto exit;

    spt_band->channels = (struct ieee80211_channel *)(((u8 *)spt_band) + sizeof(struct ieee80211_supported_band));
    spt_band->bitrates = (struct ieee80211_rate *)(((u8 *)spt_band->channels) + sizeof(struct ieee80211_channel) * n_channels);
    spt_band->band = rtw_band_to_nl80211_band(band);
    spt_band->n_channels = n_channels;
    spt_band->n_bitrates = n_bitrates;

exit:
    return spt_band;
}

void rtw_spt_band_free(struct ieee80211_supported_band *spt_band)
{
    u32 size = 0;

    if (!spt_band)
        return;

    if (spt_band->band == NL80211_BAND_2GHZ) {
        size = sizeof(struct ieee80211_supported_band)
            + sizeof(struct ieee80211_channel) * MAX_CHANNEL_NUM_2G
            + sizeof(struct ieee80211_rate) * RTW_G_RATES_NUM;
    } else if (spt_band->band == NL80211_BAND_5GHZ) {
        size = sizeof(struct ieee80211_supported_band)
            + sizeof(struct ieee80211_channel) * MAX_CHANNEL_NUM_5G
            + sizeof(struct ieee80211_rate) * RTW_A_RATES_NUM;
    } else {

    }
    rtw_mfree((u8 *)spt_band, size);
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
static const struct ieee80211_txrx_stypes
    rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
    [NL80211_IFTYPE_ADHOC] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ACTION >> 4)
    },
    [NL80211_IFTYPE_STATION] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
        BIT(IEEE80211_STYPE_AUTH >> 4) |
        BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
    },
    [NL80211_IFTYPE_AP] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
        BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
        BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
        BIT(IEEE80211_STYPE_DISASSOC >> 4) |
        BIT(IEEE80211_STYPE_AUTH >> 4) |
        BIT(IEEE80211_STYPE_DEAUTH >> 4) |
        BIT(IEEE80211_STYPE_ACTION >> 4)
    },
    [NL80211_IFTYPE_AP_VLAN] = {
        /* copy AP */
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
        BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
        BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
        BIT(IEEE80211_STYPE_DISASSOC >> 4) |
        BIT(IEEE80211_STYPE_AUTH >> 4) |
        BIT(IEEE80211_STYPE_DEAUTH >> 4) |
        BIT(IEEE80211_STYPE_ACTION >> 4)
    },
    [NL80211_IFTYPE_P2P_CLIENT] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
        BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
    },
    [NL80211_IFTYPE_P2P_GO] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
        BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
        BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
        BIT(IEEE80211_STYPE_DISASSOC >> 4) |
        BIT(IEEE80211_STYPE_AUTH >> 4) |
        BIT(IEEE80211_STYPE_DEAUTH >> 4) |
        BIT(IEEE80211_STYPE_ACTION >> 4)
    },
#if defined(RTW_DEDICATED_P2P_DEVICE)
    [NL80211_IFTYPE_P2P_DEVICE] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
            BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
    },
#endif
#if defined(CONFIG_RTW_MESH)
    [NL80211_IFTYPE_MESH_POINT] = {
        .tx = 0xffff,
        .rx = BIT(IEEE80211_STYPE_ACTION >> 4)
            | BIT(IEEE80211_STYPE_AUTH >> 4)
    },
#endif

};
#endif

NDIS_802_11_NETWORK_INFRASTRUCTURE nl80211_iftype_to_rtw_network_type(enum nl80211_iftype type)
{
    switch (type) {
    case NL80211_IFTYPE_ADHOC:
        return Ndis802_11IBSS;

    #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
    case NL80211_IFTYPE_P2P_CLIENT:
    #endif
    case NL80211_IFTYPE_STATION:
        return Ndis802_11Infrastructure;

#ifdef CONFIG_AP_MODE
    #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
    case NL80211_IFTYPE_P2P_GO:
    #endif
    case NL80211_IFTYPE_AP:
        return Ndis802_11APMode;
#endif

#ifdef CONFIG_RTW_MESH
    case NL80211_IFTYPE_MESH_POINT:
        return Ndis802_11_mesh;
#endif

#ifdef CONFIG_WIFI_MONITOR
    case NL80211_IFTYPE_MONITOR:
        return Ndis802_11Monitor;
#endif /* CONFIG_WIFI_MONITOR */

    default:
        return Ndis802_11InfrastructureMax;
    }
}

u32 nl80211_iftype_to_rtw_mlme_state(enum nl80211_iftype type)
{
    switch (type) {
    case NL80211_IFTYPE_ADHOC:
        return WIFI_ADHOC_STATE;

    #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
    case NL80211_IFTYPE_P2P_CLIENT:
    #endif
    case NL80211_IFTYPE_STATION:
        return WIFI_STATION_STATE;

#ifdef CONFIG_AP_MODE
    #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
    case NL80211_IFTYPE_P2P_GO:
    #endif
    case NL80211_IFTYPE_AP:
        return WIFI_AP_STATE;
#endif

#ifdef CONFIG_RTW_MESH
    case NL80211_IFTYPE_MESH_POINT:
        return WIFI_MESH_STATE;
#endif

    case NL80211_IFTYPE_MONITOR:
        return WIFI_MONITOR_STATE;

    default:
        return WIFI_NULL_STATE;
    }
}

static int rtw_cfg80211_sync_iftype(_adapter *adapter)
{
    struct wireless_dev *rtw_wdev = adapter->rtw_wdev;

    if (!(nl80211_iftype_to_rtw_mlme_state(rtw_wdev->iftype) & MLME_STATE(adapter))) {
        /* iftype and mlme state is not syc */
        NDIS_802_11_NETWORK_INFRASTRUCTURE network_type;

        network_type = nl80211_iftype_to_rtw_network_type(rtw_wdev->iftype);
        if (network_type != Ndis802_11InfrastructureMax) {
            if (rtw_pwr_wakeup(adapter) == _FAIL) {
                RTW_WARN(FUNC_ADPT_FMT" call rtw_pwr_wakeup fail\n", FUNC_ADPT_ARG(adapter));
                return _FAIL;
            }

            rtw_set_802_11_infrastructure_mode(adapter, network_type, 0);
            rtw_setopmode_cmd(adapter, network_type, RTW_CMDF_WAIT_ACK);
        } else {
            rtw_warn_on(1);
            RTW_WARN(FUNC_ADPT_FMT" iftype:%u is not support\n", FUNC_ADPT_ARG(adapter), rtw_wdev->iftype);
            return _FAIL;
        }
    }

    return _SUCCESS;
}

static u64 rtw_get_systime_us(void)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0))
    return ktime_to_us(ktime_get_boottime());
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
    struct timespec ts;
    get_monotonic_boottime(&ts);
    return ((u64)ts.tv_sec * 1000000) + ts.tv_nsec / 1000;
#else
    struct timeval tv;
    do_gettimeofday(&tv);
    return ((u64)tv.tv_sec * 1000000) + tv.tv_usec;
#endif
}

/* Try to remove non target BSS's SR to reduce PBC overlap rate */
static int rtw_cfg80211_clear_wps_sr_of_non_target_bss(_adapter *padapter, struct wlan_network *pnetwork, struct cfg80211_ssid *req_ssid)
{
    int ret = 0;
    u8 *psr = NULL, sr = 0;
    NDIS_802_11_SSID *pssid = &pnetwork->network.Ssid;
    u32 wpsielen = 0;
    u8 *wpsie = NULL;

    if (pssid->SsidLength == req_ssid->ssid_len
        && _rtw_memcmp(pssid->Ssid, req_ssid->ssid, req_ssid->ssid_len) == _TRUE)
        goto exit;

    wpsie = rtw_get_wps_ie(pnetwork->network.IEs + _FIXED_IE_LENGTH_
        , pnetwork->network.IELength - _FIXED_IE_LENGTH_, NULL, &wpsielen);
    if (wpsie && wpsielen > 0)
        psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, &sr, NULL);

    if (psr && sr) {
        if (0)
            RTW_INFO("clear sr of non target bss:%s("MAC_FMT")\n"
                , pssid->Ssid, MAC_ARG(pnetwork->network.MacAddress));
        *psr = 0; /* clear sr */
        ret = 1;
    }

exit:
    return ret;
}

#define MAX_BSSINFO_LEN 1000
struct cfg80211_bss *rtw_cfg80211_inform_bss(_adapter *padapter, struct wlan_network *pnetwork)
{
    struct ieee80211_channel *notify_channel;
    struct cfg80211_bss *bss = NULL;
    /* struct ieee80211_supported_band *band;       */
    u16 channel;
    u32 freq;
    u64 notify_timestamp;
    u16 notify_capability;
    u16 notify_interval;
    u8 *notify_ie;
    size_t notify_ielen;
    s32 notify_signal;
    /* u8 buf[MAX_BSSINFO_LEN]; */

    u8 *pbuf;
    size_t buf_size = MAX_BSSINFO_LEN;
    size_t len, bssinf_len = 0;
    struct rtw_ieee80211_hdr *pwlanhdr;
    unsigned short *fctrl;
    u8    bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};

    struct wireless_dev *wdev = padapter->rtw_wdev;
    struct wiphy *wiphy = wdev->wiphy;
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);

    pbuf = rtw_zmalloc(buf_size);
    if (pbuf == NULL) {
        RTW_INFO("%s pbuf allocate failed  !!\n", __FUNCTION__);
        return bss;
    }

    /* RTW_INFO("%s\n", __func__); */

    bssinf_len = pnetwork->network.IELength + sizeof(struct rtw_ieee80211_hdr_3addr);
    if (bssinf_len > buf_size) {
        RTW_INFO("%s IE Length too long > %zu byte\n", __FUNCTION__, buf_size);
        goto exit;
    }

#ifndef CONFIG_WAPI_SUPPORT
    {
        u16 wapi_len = 0;

        if (rtw_get_wapi_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &wapi_len) > 0) {
            if (wapi_len > 0) {
                RTW_INFO("%s, no support wapi!\n", __FUNCTION__);
                goto exit;
            }
        }
    }
#endif /* !CONFIG_WAPI_SUPPORT */

    channel = pnetwork->network.Configuration.DSConfig;
    freq = rtw_ch2freq(channel);
    notify_channel = ieee80211_get_channel(wiphy, freq);

    if (0)
        notify_timestamp = le64_to_cpu(*(u64 *)rtw_get_timestampe_from_ie(pnetwork->network.IEs));
    else
        notify_timestamp = rtw_get_systime_us();

    notify_interval = le16_to_cpu(*(u16 *)rtw_get_beacon_interval_from_ie(pnetwork->network.IEs));
    notify_capability = le16_to_cpu(*(u16 *)rtw_get_capability_from_ie(pnetwork->network.IEs));

    notify_ie = pnetwork->network.IEs + _FIXED_IE_LENGTH_;
    notify_ielen = pnetwork->network.IELength - _FIXED_IE_LENGTH_;

    /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */
    if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE) == _TRUE &&
        is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {
        notify_signal = 100 * translate_percentage_to_dbm(padapter->recvpriv.signal_strength); /* dbm */
    } else {
        notify_signal = 100 * translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength); /* dbm */
    }

#if 0
    RTW_INFO("bssid: "MAC_FMT"\n", MAC_ARG(pnetwork->network.MacAddress));
    RTW_INFO("Channel: %d(%d)\n", channel, freq);
    RTW_INFO("Capability: %X\n", notify_capability);
    RTW_INFO("Beacon interval: %d\n", notify_interval);
    RTW_INFO("Signal: %d\n", notify_signal);
    RTW_INFO("notify_timestamp: %llu\n", notify_timestamp);
#endif

    /* pbuf = buf; */

    pwlanhdr = (struct rtw_ieee80211_hdr *)pbuf;
    fctrl = &(pwlanhdr->frame_ctl);
    *(fctrl) = 0;

    SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
    /* pmlmeext->mgnt_seq++; */

    if (pnetwork->network.Reserved[0] == BSS_TYPE_BCN) { /* WIFI_BEACON */
        _rtw_memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
        set_frame_sub_type(pbuf, WIFI_BEACON);
    } else {
        _rtw_memcpy(pwlanhdr->addr1, adapter_mac_addr(padapter), ETH_ALEN);
        set_frame_sub_type(pbuf, WIFI_PROBERSP);
    }

    _rtw_memcpy(pwlanhdr->addr2, pnetwork->network.MacAddress, ETH_ALEN);
    _rtw_memcpy(pwlanhdr->addr3, pnetwork->network.MacAddress, ETH_ALEN);


    /* pbuf += sizeof(struct rtw_ieee80211_hdr_3addr); */
    len = sizeof(struct rtw_ieee80211_hdr_3addr);
    _rtw_memcpy((pbuf + len), pnetwork->network.IEs, pnetwork->network.IELength);
    *((u64 *)(pbuf + len)) = cpu_to_le64(notify_timestamp);

    len += pnetwork->network.IELength;

    #if defined(CONFIG_P2P) && 0
    if(rtw_get_p2p_ie(pnetwork->network.IEs+12, pnetwork->network.IELength-12, NULL, NULL))
        RTW_INFO("%s, got p2p_ie\n", __func__);
    #endif

    bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)pbuf,
                    len, notify_signal, GFP_ATOMIC);

    if (unlikely(!bss)) {
        RTW_INFO(FUNC_ADPT_FMT" bss NULL\n", FUNC_ADPT_ARG(padapter));
        goto exit;
    }

#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 38))
#ifndef COMPAT_KERNEL_RELEASE
    /* patch for cfg80211, update beacon ies to information_elements */
    if (pnetwork->network.Reserved[0] == BSS_TYPE_BCN) { /* WIFI_BEACON */

        if (bss->len_information_elements != bss->len_beacon_ies) {
            bss->information_elements = bss->beacon_ies;
            bss->len_information_elements =  bss->len_beacon_ies;
        }
    }
#endif /* COMPAT_KERNEL_RELEASE */
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 38) */

#if 0
    {
        if (bss->information_elements == bss->proberesp_ies) {
            if (bss->len_information_elements !=  bss->len_proberesp_ies)
                RTW_INFO("error!, len_information_elements != bss->len_proberesp_ies\n");
        } else if (bss->len_information_elements <  bss->len_beacon_ies) {
            bss->information_elements = bss->beacon_ies;
            bss->len_information_elements =  bss->len_beacon_ies;
        }
    }
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
    cfg80211_put_bss(wiphy, bss);
#else
    cfg80211_put_bss(bss);
#endif

exit:
    if (pbuf)
        rtw_mfree(pbuf, buf_size);
    return bss;

}

/*
    Check the given bss is valid by kernel API cfg80211_get_bss()
    @padapter : the given adapter

    return _TRUE if bss is valid,  _FALSE for not found.
*/
int rtw_cfg80211_check_bss(_adapter *padapter)
{
    WLAN_BSSID_EX  *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
    struct cfg80211_bss *bss = NULL;
    struct ieee80211_channel *notify_channel = NULL;
    u32 freq;

    if (!(pnetwork) || !(padapter->rtw_wdev))
        return _FALSE;

    freq = rtw_ch2freq(pnetwork->Configuration.DSConfig);
    notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq);
    bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel,
            pnetwork->MacAddress, pnetwork->Ssid.Ssid,
            pnetwork->Ssid.SsidLength,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0)
            pnetwork->InfrastructureMode == Ndis802_11Infrastructure?IEEE80211_BSS_TYPE_ESS:IEEE80211_BSS_TYPE_IBSS,
            IEEE80211_PRIVACY(pnetwork->Privacy));
#else
            pnetwork->InfrastructureMode == Ndis802_11Infrastructure?WLAN_CAPABILITY_ESS:WLAN_CAPABILITY_IBSS, pnetwork->InfrastructureMode == Ndis802_11Infrastructure?WLAN_CAPABILITY_ESS:WLAN_CAPABILITY_IBSS);
#endif

#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
    cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
#else
    cfg80211_put_bss(bss);
#endif

    return bss != NULL;
}

void rtw_cfg80211_ibss_indicate_connect(_adapter *padapter)
{
    struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
    struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
    struct wireless_dev *pwdev = padapter->rtw_wdev;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 15, 0))
    struct wiphy *wiphy = pwdev->wiphy;
    int freq = 2412;
    struct ieee80211_channel *notify_channel;
#endif

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));

    if (pwdev->iftype != NL80211_IFTYPE_ADHOC)
        return;

    if (!rtw_cfg80211_check_bss(padapter)) {
        WLAN_BSSID_EX  *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
        struct wlan_network *scanned = pmlmepriv->cur_network_scanned;

        if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {

            _rtw_memcpy(&cur_network->network, pnetwork, sizeof(WLAN_BSSID_EX));
            if (cur_network) {
                if (!rtw_cfg80211_inform_bss(padapter, cur_network))
                    RTW_INFO(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
                else
                    RTW_INFO(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter));
            } else {
                RTW_INFO("cur_network is not exist!!!\n");
                return ;
            }
        } else {
            if (scanned == NULL)
                rtw_warn_on(1);

            if (_rtw_memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(NDIS_802_11_SSID)) == _TRUE
                && _rtw_memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS)) == _TRUE
            ) {
                if (!rtw_cfg80211_inform_bss(padapter, scanned))
                    RTW_INFO(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
                else {
                    /* RTW_INFO(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
                }
            } else {
                RTW_INFO("scanned & pnetwork compare fail\n");
                rtw_warn_on(1);
            }
        }

        if (!rtw_cfg80211_check_bss(padapter))
            RTW_PRINT(FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
    }
    /* notify cfg80211 that device joined an IBSS */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 15, 0))
    freq = rtw_ch2freq(cur_network->network.Configuration.DSConfig);
    if (1)
        RTW_INFO("chan: %d, freq: %d\n", cur_network->network.Configuration.DSConfig, freq);
    notify_channel = ieee80211_get_channel(wiphy, freq);
    cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.MacAddress, notify_channel, GFP_ATOMIC);
#else
    cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.MacAddress, GFP_ATOMIC);
#endif
}

void rtw_cfg80211_indicate_connect(_adapter *padapter)
{
    struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
    struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
    struct wireless_dev *pwdev = padapter->rtw_wdev;
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
    _irqL irqL;
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
    struct cfg80211_roam_info roam_info ={};
#endif

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
    if (pwdev->iftype != NL80211_IFTYPE_STATION
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
        && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
        #endif
    )
        return;

    if (!MLME_IS_STA(padapter))
        return;

#ifdef CONFIG_P2P
    if (pwdinfo->driver_interface == DRIVER_CFG80211) {
        #if !RTW_P2P_GROUP_INTERFACE
        if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
            rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
            rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
            rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
            RTW_INFO("%s, role=%d, p2p_state=%d, pre_p2p_state=%d\n", __func__, rtw_p2p_role(pwdinfo), rtw_p2p_state(pwdinfo), rtw_p2p_pre_state(pwdinfo));
        }
        #endif
    }
#endif /* CONFIG_P2P */

    if (check_fwstate(pmlmepriv, WIFI_MONITOR_STATE) != _TRUE) {
        WLAN_BSSID_EX  *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
        struct wlan_network *scanned = pmlmepriv->cur_network_scanned;

        /* RTW_INFO(FUNC_ADPT_FMT" BSS not found\n", FUNC_ADPT_ARG(padapter)); */

        if (scanned == NULL) {
            rtw_warn_on(1);
            goto check_bss;
        }

        if (_rtw_memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS)) == _TRUE
            && _rtw_memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(NDIS_802_11_SSID)) == _TRUE
        ) {
            if (!rtw_cfg80211_inform_bss(padapter, scanned))
                RTW_INFO(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
            else {
                /* RTW_INFO(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
            }
        } else {
            RTW_INFO("scanned: %s("MAC_FMT"), cur: %s("MAC_FMT")\n",
                scanned->network.Ssid.Ssid, MAC_ARG(scanned->network.MacAddress),
                pnetwork->Ssid.Ssid, MAC_ARG(pnetwork->MacAddress)
            );
            rtw_warn_on(1);
        }
    }

check_bss:
    if (!rtw_cfg80211_check_bss(padapter))
        RTW_PRINT(FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));

    _enter_critical_bh(&pwdev_priv->connect_req_lock, &irqL);

    if (rtw_to_roam(padapter) > 0) {
        #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39) || defined(COMPAT_KERNEL_RELEASE)
        struct wiphy *wiphy = pwdev->wiphy;
        struct ieee80211_channel *notify_channel;
        u32 freq;
        u16 channel = cur_network->network.Configuration.DSConfig;

        freq = rtw_ch2freq(channel);
        notify_channel = ieee80211_get_channel(wiphy, freq);
        #endif

        #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
        roam_info.bssid = cur_network->network.MacAddress;
        roam_info.req_ie = pmlmepriv->assoc_req + sizeof(struct rtw_ieee80211_hdr_3addr) + 2;
        roam_info.req_ie_len = pmlmepriv->assoc_req_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 2;
        roam_info.resp_ie = pmlmepriv->assoc_rsp + sizeof(struct rtw_ieee80211_hdr_3addr) + 6;
        roam_info.resp_ie_len = pmlmepriv->assoc_rsp_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 6;

        cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC);
        #else
        cfg80211_roamed(padapter->pnetdev
            #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39) || defined(COMPAT_KERNEL_RELEASE)
            , notify_channel
            #endif
            , cur_network->network.MacAddress
            , pmlmepriv->assoc_req + sizeof(struct rtw_ieee80211_hdr_3addr) + 2
            , pmlmepriv->assoc_req_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 2
            , pmlmepriv->assoc_rsp + sizeof(struct rtw_ieee80211_hdr_3addr) + 6
            , pmlmepriv->assoc_rsp_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 6
            , GFP_ATOMIC);
        #endif /*LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)*/

        RTW_INFO(FUNC_ADPT_FMT" call cfg80211_roamed\n", FUNC_ADPT_ARG(padapter));

#ifdef CONFIG_RTW_80211R
        if (rtw_ft_roam(padapter))
            rtw_ft_set_status(padapter, RTW_FT_ASSOCIATED_STA);
#endif
    } else {
        #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0) || defined(COMPAT_KERNEL_RELEASE)
        RTW_INFO("pwdev->sme_state(b)=%d\n", pwdev->sme_state);
        #endif

#ifdef CONFIG_RTL8822CS_WIFI_HDF
        if (check_fwstate(pmlmepriv, WIFI_MONITOR_STATE) != _TRUE){

            struct ConnetResult connectResult;
            memcpy(connectResult.bssid, cur_network->network.MacAddress, 6);
            connectResult.statusCode = WLAN_STATUS_SUCCESS;
            connectResult.rspIe = pmlmepriv->assoc_rsp + sizeof(struct rtw_ieee80211_hdr_3addr) + 6;
            connectResult.reqIe = pmlmepriv->assoc_req + sizeof(struct rtw_ieee80211_hdr_3addr) + 2;
            connectResult.reqIeLen = pmlmepriv->assoc_req_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 2;
            connectResult.rspIeLen = pmlmepriv->assoc_rsp_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 6;
            connectResult.connectStatus = 0;
            connectResult.freq = rtw_ch2freq(cur_network->network.Configuration.DSConfig);
            HdfWifiEventConnectResult(get_rtl_netdev(),&connectResult);
        }
#else
        if (check_fwstate(pmlmepriv, WIFI_MONITOR_STATE) != _TRUE)
            rtw_cfg80211_connect_result(pwdev, cur_network->network.MacAddress
                , pmlmepriv->assoc_req + sizeof(struct rtw_ieee80211_hdr_3addr) + 2
                , pmlmepriv->assoc_req_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 2
                , pmlmepriv->assoc_rsp + sizeof(struct rtw_ieee80211_hdr_3addr) + 6
                , pmlmepriv->assoc_rsp_len - sizeof(struct rtw_ieee80211_hdr_3addr) - 6
                , WLAN_STATUS_SUCCESS, GFP_ATOMIC);
#endif
        #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0) || defined(COMPAT_KERNEL_RELEASE)
        RTW_INFO("pwdev->sme_state(a)=%d\n", pwdev->sme_state);
        #endif
    }

    rtw_wdev_free_connect_req(pwdev_priv);

    _exit_critical_bh(&pwdev_priv->connect_req_lock, &irqL);
}

void rtw_cfg80211_indicate_disconnect(_adapter *padapter, u16 reason, u8 locally_generated)
{
    struct wireless_dev *pwdev = padapter->rtw_wdev;
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
    _irqL irqL;
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
#endif

    RTW_INFO(FUNC_ADPT_FMT" ,reason = %d\n", FUNC_ADPT_ARG(padapter), reason);

    /*always replace privated definitions with wifi reserved value 0*/
    if (WLAN_REASON_IS_PRIVATE(reason))
        reason = 0;

    if (pwdev->iftype != NL80211_IFTYPE_STATION
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
        && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
        #endif
    )
        return;

    if (!MLME_IS_STA(padapter))
        return;

#ifdef CONFIG_P2P
    if (pwdinfo->driver_interface == DRIVER_CFG80211) {
        if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
            rtw_p2p_set_state(pwdinfo, rtw_p2p_pre_state(pwdinfo));

            #if RTW_P2P_GROUP_INTERFACE
            #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
            if (pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT)
            #endif
            #endif
                rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);

            RTW_INFO("%s, role=%d, p2p_state=%d, pre_p2p_state=%d\n", __func__, rtw_p2p_role(pwdinfo), rtw_p2p_state(pwdinfo), rtw_p2p_pre_state(pwdinfo));
        }
    }
#endif /* CONFIG_P2P */

    _enter_critical_bh(&pwdev_priv->connect_req_lock, &irqL);

    if (padapter->ndev_unregistering || !rtw_wdev_not_indic_disco(pwdev_priv)) {
        #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0) || defined(COMPAT_KERNEL_RELEASE)
        RTW_INFO("pwdev->sme_state(b)=%d\n", pwdev->sme_state);

        if (pwdev->sme_state == CFG80211_SME_CONNECTING) {
            RTW_INFO(FUNC_ADPT_FMT" call cfg80211_connect_result, reason:%d\n", FUNC_ADPT_ARG(padapter), reason);
            rtw_cfg80211_connect_result(pwdev, NULL, NULL, 0, NULL, 0,
                reason?reason:WLAN_STATUS_UNSPECIFIED_FAILURE,
                GFP_ATOMIC);
        } else if (pwdev->sme_state == CFG80211_SME_CONNECTED) {
            RTW_INFO(FUNC_ADPT_FMT" call cfg80211_disconnected, reason:%d\n", FUNC_ADPT_ARG(padapter), reason);
            rtw_cfg80211_disconnected(pwdev, reason, NULL, 0, locally_generated, GFP_ATOMIC);
        }

        RTW_INFO("pwdev->sme_state(a)=%d\n", pwdev->sme_state);
        #else
        if (pwdev_priv->connect_req) {
            RTW_INFO(FUNC_ADPT_FMT" call cfg80211_connect_result, reason:%d\n", FUNC_ADPT_ARG(padapter), reason);
            rtw_cfg80211_connect_result(pwdev, NULL, NULL, 0, NULL, 0,
                reason?reason:WLAN_STATUS_UNSPECIFIED_FAILURE,
                GFP_ATOMIC);
        } else {
            RTW_INFO(FUNC_ADPT_FMT" call cfg80211_disconnected, reason:%d\n", FUNC_ADPT_ARG(padapter), reason);
            rtw_cfg80211_disconnected(pwdev, reason, NULL, 0, locally_generated, GFP_ATOMIC);
        }
        #endif
    }

    rtw_wdev_free_connect_req(pwdev_priv);

    _exit_critical_bh(&pwdev_priv->connect_req_lock, &irqL);
}


#ifdef CONFIG_AP_MODE
static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param)
{
    int ret = 0;
    u32 wep_key_idx, wep_key_len;
    struct sta_info *psta = NULL, *pbcmc_sta = NULL;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(dev);
    struct security_priv *psecuritypriv = &(padapter->securitypriv);
    struct sta_priv *pstapriv = &padapter->stapriv;

    RTW_INFO("%s\n", __FUNCTION__);

    param->u.crypt.err = 0;
    param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';

    if (is_broadcast_mac_addr(param->sta_addr)) {
        if (param->u.crypt.idx >= WEP_KEYS
            #ifdef CONFIG_IEEE80211W
            && param->u.crypt.idx > BIP_MAX_KEYID
            #endif
        ) {
            ret = -EINVAL;
            goto exit;
        }
    } else {
        psta = rtw_get_stainfo(pstapriv, param->sta_addr);
        if (!psta) {
            ret = -EINVAL;
            RTW_INFO(FUNC_ADPT_FMT", sta "MAC_FMT" not found\n"
                , FUNC_ADPT_ARG(padapter), MAC_ARG(param->sta_addr));
            goto exit;
        }
    }

    if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL)) {
        /* todo:clear default encryption keys */

        RTW_INFO("clear default encryption keys, keyid=%d\n", param->u.crypt.idx);

        goto exit;
    }


    if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL)) {
        RTW_INFO("r871x_set_encryption, crypt.alg = WEP\n");

        wep_key_idx = param->u.crypt.idx;
        wep_key_len = param->u.crypt.key_len;

        RTW_INFO("r871x_set_encryption, wep_key_idx=%d, len=%d\n", wep_key_idx, wep_key_len);

        if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0)) {
            ret = -EINVAL;
            goto exit;
        }

        if (wep_key_len > 0)
            wep_key_len = wep_key_len <= 5 ? 5 : 13;

        if (psecuritypriv->bWepDefaultKeyIdxSet == 0) {
            /* wep default key has not been set, so use this key index as default key. */

            psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
            psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
            psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
            psecuritypriv->dot118021XGrpPrivacy = _WEP40_;

            if (wep_key_len == 13) {
                psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
                psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
            }

            psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
        }

        _rtw_memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);

        psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;

        rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1);

        goto exit;

    }

    if (!psta) { /* group key */
        if (param->u.crypt.set_tx == 0) { /* group key, TX only */
            if (strcmp(param->u.crypt.alg, "WEP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set WEP TX GTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                _rtw_memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey,  param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
                if (param->u.crypt.key_len == 13)
                    psecuritypriv->dot118021XGrpPrivacy = _WEP104_;

            } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set TKIP TX GTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
                _rtw_memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey,  param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                /* set mic key */
                _rtw_memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
                _rtw_memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
                psecuritypriv->busetkipkey = _TRUE;

            } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CCMP TX GTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot118021XGrpPrivacy = _AES_;
                _rtw_memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey,  param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));

            } else if (strcmp(param->u.crypt.alg, "GCMP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GCMP TX GTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot118021XGrpPrivacy = _GCMP_;
                _rtw_memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey,
                    param->u.crypt.key,
                    (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));

            } else if (strcmp(param->u.crypt.alg, "GCMP_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GCMP_256 TX GTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot118021XGrpPrivacy = _GCMP_256_;
                _rtw_memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey,
                    param->u.crypt.key,
                    (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));

            } else if (strcmp(param->u.crypt.alg, "CCMP_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CCMP_256 TX GTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot118021XGrpPrivacy = _CCMP_256_;
                _rtw_memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey,
                    param->u.crypt.key,
                    (param->u.crypt.key_len > 32 ? 32: param->u.crypt.key_len));

            #ifdef CONFIG_IEEE80211W
            } else if (strcmp(param->u.crypt.alg, "BIP") == 0) {
                psecuritypriv->dot11wCipher = _BIP_CMAC_128_;
                RTW_INFO(FUNC_ADPT_FMT" set TX CMAC-128 IGTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                _rtw_memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx;
                psecuritypriv->dot11wBIPtxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                padapter->securitypriv.binstallBIPkey = _TRUE;
                goto exit;
            } else if (strcmp(param->u.crypt.alg, "BIP_GMAC_128") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set TX GMAC-128 IGTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot11wCipher = _BIP_GMAC_128_;
                _rtw_memcpy(psecuritypriv->dot11wBIPKey[param->u.crypt.idx].skey,
                    param->u.crypt.key, param->u.crypt.key_len);
                psecuritypriv->dot11wBIPKeyid = param->u.crypt.idx;
                psecuritypriv->dot11wBIPtxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                psecuritypriv->binstallBIPkey = _TRUE;
                goto exit;
            } else if (strcmp(param->u.crypt.alg, "BIP_GMAC_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set TX GMAC-256 IGTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot11wCipher = _BIP_GMAC_256_;
                _rtw_memcpy(psecuritypriv->dot11wBIPKey[param->u.crypt.idx].skey,
                    param->u.crypt.key, param->u.crypt.key_len);
                padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx;
                psecuritypriv->dot11wBIPtxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                padapter->securitypriv.binstallBIPkey = _TRUE;
                goto exit;
            } else if (strcmp(param->u.crypt.alg, "BIP_CMAC_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set TX CMAC-256 IGTK idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                psecuritypriv->dot11wCipher = _BIP_CMAC_256_;
                _rtw_memcpy(psecuritypriv->dot11wBIPKey[param->u.crypt.idx].skey,
                    param->u.crypt.key, param->u.crypt.key_len);
                psecuritypriv->dot11wBIPKeyid = param->u.crypt.idx;
                psecuritypriv->dot11wBIPtxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                psecuritypriv->binstallBIPkey = _TRUE;
                goto exit;
            #endif /* CONFIG_IEEE80211W */

            } else if (strcmp(param->u.crypt.alg, "none") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" clear group key, idx:%u\n"
                    , FUNC_ADPT_ARG(padapter), param->u.crypt.idx);
                psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
            } else {
                RTW_WARN(FUNC_ADPT_FMT" set group key, not support\n"
                    , FUNC_ADPT_ARG(padapter));
                goto exit;
            }

            psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
            pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
            if (pbcmc_sta) {
                pbcmc_sta->dot11txpn.val = RTW_GET_LE64(param->u.crypt.seq);
                pbcmc_sta->ieee8021x_blocked = _FALSE;
                pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy; /* rx will use bmc_sta's dot118021XPrivacy             */
            }
            psecuritypriv->binstallGrpkey = _TRUE;
            psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* !!! */

            rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
        }

        goto exit;

    }

    if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) { /* psk/802_1x */
        if (param->u.crypt.set_tx == 1) {
            /* pairwise key */
            if (param->u.crypt.key_len == 32)
                _rtw_memcpy(psta->dot118021x_UncstKey.skey,
                        param->u.crypt.key,
                        (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
            else
                _rtw_memcpy(psta->dot118021x_UncstKey.skey,
                        param->u.crypt.key,
                        (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));

            if (strcmp(param->u.crypt.alg, "WEP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set WEP PTK of "MAC_FMT" idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot118021XPrivacy = _WEP40_;
                if (param->u.crypt.key_len == 13)
                    psta->dot118021XPrivacy = _WEP104_;

            } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set TKIP PTK of "MAC_FMT" idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot118021XPrivacy = _TKIP_;
                /* set mic key */
                _rtw_memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
                _rtw_memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
                psecuritypriv->busetkipkey = _TRUE;

            } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CCMP PTK of "MAC_FMT" idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot118021XPrivacy = _AES_;

            } else if (strcmp(param->u.crypt.alg, "GCMP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GCMP PTK of "MAC_FMT" idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot118021XPrivacy = _GCMP_;

            } else if (strcmp(param->u.crypt.alg, "GCMP_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GCMP_256 PTK of "MAC_FMT" idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot118021XPrivacy = _GCMP_256_;

            } else if (strcmp(param->u.crypt.alg, "CCMP_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CCMP_256 PTK of "MAC_FMT" idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot118021XPrivacy = _CCMP_256_;

            } else if (strcmp(param->u.crypt.alg, "none") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" clear pairwise key of "MAC_FMT" idx:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx);
                psta->dot118021XPrivacy = _NO_PRIVACY_;
            } else {
                RTW_WARN(FUNC_ADPT_FMT" set pairwise key of "MAC_FMT", not support\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr));
                goto exit;
            }

            psta->dot11txpn.val = RTW_GET_LE64(param->u.crypt.seq);
            psta->dot11rxpn.val = RTW_GET_LE64(param->u.crypt.seq);
            psta->ieee8021x_blocked = _FALSE;

            if (psta->dot118021XPrivacy != _NO_PRIVACY_) {
                psta->bpairwise_key_installed = _TRUE;

                /* WPA2 key-handshake has completed */
                if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK)
                    psta->state &= (~WIFI_UNDER_KEY_HANDSHAKE);
            }

            rtw_ap_set_pairwise_key(padapter, psta);
        } else {
            /* peer's group key, RX only */
            #ifdef CONFIG_RTW_MESH
            if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CCMP GTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->group_privacy = _AES_;
                _rtw_memcpy(psta->gtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                psta->gtk_bmp |= BIT(param->u.crypt.idx);
                psta->gtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);

            } else if (strcmp(param->u.crypt.alg, "GCMP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GCMP GTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->group_privacy = _GCMP_;
                _rtw_memcpy(psta->gtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                psta->gtk_bmp |= BIT(param->u.crypt.idx);
                psta->gtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);

            } else if (strcmp(param->u.crypt.alg, "CCMP_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CCMP_256 GTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->group_privacy = _CCMP_256_;
                _rtw_memcpy(psta->gtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
                psta->gtk_bmp |= BIT(param->u.crypt.idx);
                psta->gtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);

            } else if (strcmp(param->u.crypt.alg, "GCMP_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GCMP_256 GTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->group_privacy = _GCMP_256_;
                _rtw_memcpy(psta->gtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
                psta->gtk_bmp |= BIT(param->u.crypt.idx);
                psta->gtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);

            #ifdef CONFIG_IEEE80211W
            } else if (strcmp(param->u.crypt.alg, "BIP") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CMAC-128 IGTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot11wCipher = _BIP_CMAC_128_;
                _rtw_memcpy(psta->igtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                psta->igtk_bmp |= BIT(param->u.crypt.idx);
                psta->igtk_id = param->u.crypt.idx;
                psta->igtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);
                goto exit;

            } else if (strcmp(param->u.crypt.alg, "BIP_GMAC_128") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GMAC-128 IGTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot11wCipher = _BIP_GMAC_128_;
                _rtw_memcpy(psta->igtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                psta->igtk_bmp |= BIT(param->u.crypt.idx);
                psta->igtk_id = param->u.crypt.idx;
                psta->igtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);
                goto exit;

            } else if (strcmp(param->u.crypt.alg, "BIP_CMAC_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set CMAC-256 IGTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot11wCipher = _BIP_CMAC_256_;
                _rtw_memcpy(psta->igtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
                psta->igtk_bmp |= BIT(param->u.crypt.idx);
                psta->igtk_id = param->u.crypt.idx;
                psta->igtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);
                goto exit;

            } else if (strcmp(param->u.crypt.alg, "BIP_GMAC_256") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" set GMAC-256 IGTK of "MAC_FMT", idx:%u, len:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx, param->u.crypt.key_len);
                psta->dot11wCipher = _BIP_GMAC_256_;
                _rtw_memcpy(psta->igtk.skey, param->u.crypt.key, (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
                psta->igtk_bmp |= BIT(param->u.crypt.idx);
                psta->igtk_id = param->u.crypt.idx;
                psta->igtk_pn.val = RTW_GET_LE64(param->u.crypt.seq);
                goto exit;
            #endif /* CONFIG_IEEE80211W */

            } else if (strcmp(param->u.crypt.alg, "none") == 0) {
                RTW_INFO(FUNC_ADPT_FMT" clear group key of "MAC_FMT", idx:%u\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr)
                    , param->u.crypt.idx);
                psta->group_privacy = _NO_PRIVACY_;
                psta->gtk_bmp &= ~BIT(param->u.crypt.idx);
            } else
            #endif /* CONFIG_RTW_MESH */
            {
                RTW_WARN(FUNC_ADPT_FMT" set group key of "MAC_FMT", not support\n"
                    , FUNC_ADPT_ARG(padapter), MAC_ARG(psta->cmn.mac_addr));
                goto exit;
            }

            #ifdef CONFIG_RTW_MESH
            rtw_ap_set_sta_key(padapter, psta->cmn.mac_addr, psta->group_privacy
                , param->u.crypt.key, param->u.crypt.idx, 1);
            #endif
        }

    }

exit:
    return ret;
}
#endif /* CONFIG_AP_MODE */

static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param)
{
    int ret = 0;
    u32 wep_key_idx, wep_key_len;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(dev);
    struct mlme_priv    *pmlmepriv = &padapter->mlmepriv;
    struct security_priv *psecuritypriv = &padapter->securitypriv;
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo = &padapter->wdinfo;
#endif /* CONFIG_P2P */

    RTW_INFO("%s\n", __func__);

    param->u.crypt.err = 0;
    param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';

    if (is_broadcast_mac_addr(param->sta_addr)) {
        if (param->u.crypt.idx >= WEP_KEYS
            #ifdef CONFIG_IEEE80211W
            && param->u.crypt.idx > BIP_MAX_KEYID
            #endif
        ) {
            ret = -EINVAL;
            goto exit;
        }
    } else {
#ifdef CONFIG_WAPI_SUPPORT
        if (strcmp(param->u.crypt.alg, "SMS4"))
#endif
        {
            ret = -EINVAL;
            goto exit;
        }
    }

    if (strcmp(param->u.crypt.alg, "WEP") == 0) {
        RTW_INFO("wpa_set_encryption, crypt.alg = WEP\n");

        wep_key_idx = param->u.crypt.idx;
        wep_key_len = param->u.crypt.key_len;

        if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0)) {
            ret = -EINVAL;
            goto exit;
        }

        if (psecuritypriv->bWepDefaultKeyIdxSet == 0) {
            /* wep default key has not been set, so use this key index as default key. */

            wep_key_len = wep_key_len <= 5 ? 5 : 13;

            psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
            psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
            psecuritypriv->dot118021XGrpPrivacy = _WEP40_;

            if (wep_key_len == 13) {
                psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
                psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
            }

            psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
        }

        _rtw_memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);

        psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;

        rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, _TRUE);

        goto exit;
    }

    if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { /* 802_1x */
        struct sta_info *psta, *pbcmc_sta;
        struct sta_priv *pstapriv = &padapter->stapriv;

        /* RTW_INFO("%s, : dot11AuthAlgrthm == dot11AuthAlgrthm_8021X\n", __func__); */

        if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == _TRUE) { /* sta mode */
#ifdef CONFIG_RTW_80211R
            if (rtw_ft_roam(padapter))
                psta = rtw_get_stainfo(pstapriv, pmlmepriv->assoc_bssid);
            else
#endif
                psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
            if (psta == NULL) {
                /* DEBUG_ERR( ("Set wpa_set_encryption: Obtain Sta_info fail\n")); */
                RTW_INFO("%s, : Obtain Sta_info fail\n", __func__);
            } else {
                /* Jeff: don't disable ieee8021x_blocked while clearing key */
                if (strcmp(param->u.crypt.alg, "none") != 0)
                    psta->ieee8021x_blocked = _FALSE;

                if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) ||
                    (padapter->securitypriv.ndisencryptstatus ==  Ndis802_11Encryption3Enabled))
                    psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;

                if (param->u.crypt.set_tx == 1) { /* pairwise key */
                    RTW_INFO(FUNC_ADPT_FMT" set %s PTK idx:%u, len:%u\n"
                        , FUNC_ADPT_ARG(padapter), param->u.crypt.alg, param->u.crypt.idx, param->u.crypt.key_len);

                    if (strcmp(param->u.crypt.alg, "GCMP_256") == 0
                        || strcmp(param->u.crypt.alg, "CCMP_256") == 0) {
                        _rtw_memcpy(psta->dot118021x_UncstKey.skey,
                            param->u.crypt.key,
                            ((param->u.crypt.key_len > 32) ?
                                32 : param->u.crypt.key_len));
                    } else
                        _rtw_memcpy(psta->dot118021x_UncstKey.skey,
                            param->u.crypt.key,
                            (param->u.crypt.key_len > 16 ?
                                16 : param->u.crypt.key_len));

                    if (strcmp(param->u.crypt.alg, "TKIP") == 0) { /* set mic key */
                        _rtw_memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
                        _rtw_memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
                        padapter->securitypriv.busetkipkey = _FALSE;
                    }
                    psta->dot11txpn.val = RTW_GET_LE64(param->u.crypt.seq);
                    psta->dot11rxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                    psta->bpairwise_key_installed = _TRUE;
                    #ifdef CONFIG_RTW_80211R
                    psta->ft_pairwise_key_installed = _TRUE;
                    #endif
                    rtw_setstakey_cmd(padapter, psta, UNICAST_KEY, _TRUE);

                } else { /* group key */
                    if (strcmp(param->u.crypt.alg, "TKIP") == 0
                        || strcmp(param->u.crypt.alg, "CCMP") == 0
                        || strcmp(param->u.crypt.alg, "GCMP") == 0) {
                        RTW_INFO(FUNC_ADPT_FMT" set %s GTK idx:%u, len:%u\n"
                            , FUNC_ADPT_ARG(padapter), param->u.crypt.alg, param->u.crypt.idx, param->u.crypt.key_len);
                        _rtw_memcpy(padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey,
                            param->u.crypt.key,
                            (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));

                        if (strcmp(param->u.crypt.alg, "TKIP") == 0 && param->u.crypt.key_len >= 32) {
                            _rtw_memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
                            _rtw_memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
                        }

                        padapter->securitypriv.binstallGrpkey = _TRUE;
                        if (param->u.crypt.idx < 4) 
                            _rtw_memcpy(padapter->securitypriv.iv_seq[param->u.crypt.idx], param->u.crypt.seq, 8);                            
                        padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;
                        rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1, _TRUE);
                    } else if (strcmp(param->u.crypt.alg, "GCMP_256") == 0
                        || strcmp(param->u.crypt.alg, "CCMP_256") == 0) {
                        RTW_INFO(FUNC_ADPT_FMT" set %s GTK idx:%u, len:%u\n"
                            , FUNC_ADPT_ARG(padapter), param->u.crypt.alg, param->u.crypt.idx, param->u.crypt.key_len);
                        _rtw_memcpy(
                            padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey,
                            param->u.crypt.key,
                            (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
                        padapter->securitypriv.binstallGrpkey = _TRUE;
                        padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;
                        rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1, _TRUE);
                    #ifdef CONFIG_IEEE80211W
                    } else if (strcmp(param->u.crypt.alg, "BIP") == 0) {
                        psecuritypriv->dot11wCipher = _BIP_CMAC_128_;
                        RTW_INFO(FUNC_ADPT_FMT" set CMAC-128 IGTK idx:%u, len:%u\n"
                            , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                        _rtw_memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey,
                            param->u.crypt.key,
                            (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                        psecuritypriv->dot11wBIPKeyid = param->u.crypt.idx;
                        psecuritypriv->dot11wBIPrxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                        psecuritypriv->binstallBIPkey = _TRUE;
                    } else if (strcmp(param->u.crypt.alg, "BIP_GMAC_128") == 0) {
                        psecuritypriv->dot11wCipher = _BIP_GMAC_128_;
                        RTW_INFO(FUNC_ADPT_FMT" set GMAC-128 IGTK idx:%u, len:%u\n"
                            , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                        _rtw_memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey,
                            param->u.crypt.key,
                            (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
                        psecuritypriv->dot11wBIPKeyid = param->u.crypt.idx;
                        psecuritypriv->dot11wBIPrxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                        psecuritypriv->binstallBIPkey = _TRUE;
                    } else if (strcmp(param->u.crypt.alg, "BIP_GMAC_256") == 0) {
                        psecuritypriv->dot11wCipher = _BIP_GMAC_256_;
                        RTW_INFO(FUNC_ADPT_FMT" set GMAC-256 IGTK idx:%u, len:%u\n"
                            , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                        _rtw_memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey,
                            param->u.crypt.key,
                            (param->u.crypt.key_len > 32 ? 32 : param->u.crypt.key_len));
                        psecuritypriv->dot11wBIPKeyid = param->u.crypt.idx;
                        psecuritypriv->dot11wBIPrxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                        psecuritypriv->binstallBIPkey = _TRUE;
                    } else if (strcmp(param->u.crypt.alg, "BIP_CMAC_256") == 0) {
                        psecuritypriv->dot11wCipher = _BIP_CMAC_256_;
                        RTW_INFO(FUNC_ADPT_FMT" set CMAC-256 IGTK idx:%u, len:%u\n"
                            , FUNC_ADPT_ARG(padapter), param->u.crypt.idx, param->u.crypt.key_len);
                        _rtw_memcpy(psecuritypriv->dot11wBIPKey[param->u.crypt.idx].skey,
                            param->u.crypt.key, param->u.crypt.key_len);
                        psecuritypriv->dot11wBIPKeyid = param->u.crypt.idx;
                        psecuritypriv->dot11wBIPrxpn.val = RTW_GET_LE64(param->u.crypt.seq);
                        psecuritypriv->binstallBIPkey = _TRUE;
                    #endif /* CONFIG_IEEE80211W */

                    }

#ifdef CONFIG_P2P
                    if (pwdinfo->driver_interface == DRIVER_CFG80211) {
                        if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_PROVISIONING_ING))
                            rtw_p2p_set_state(pwdinfo, P2P_STATE_PROVISIONING_DONE);
                    }
#endif /* CONFIG_P2P */

                    /* WPA/WPA2 key-handshake has completed */
                    clr_fwstate(pmlmepriv, WIFI_UNDER_KEY_HANDSHAKE);

                }
            }

            pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
            if (pbcmc_sta == NULL) {
                /* DEBUG_ERR( ("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
            } else {
                /* Jeff: don't disable ieee8021x_blocked while clearing key */
                if (strcmp(param->u.crypt.alg, "none") != 0)
                    pbcmc_sta->ieee8021x_blocked = _FALSE;

                if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) ||
                    (padapter->securitypriv.ndisencryptstatus ==  Ndis802_11Encryption3Enabled))
                    pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
            }
        } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { /* adhoc mode */
        }
    }

    #ifdef CONFIG_WAPI_SUPPORT
    if (strcmp(param->u.crypt.alg, "SMS4") == 0)
        rtw_wapi_set_set_encryption(padapter, param);
    #endif

exit:

    RTW_INFO("%s, ret=%d\n", __func__, ret);


    return ret;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev
    , u8 key_index
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    , bool pairwise
#endif
    , const u8 *mac_addr, struct key_params *params)
{
    char *alg_name;
    u32 param_len;
    struct ieee_param *param = NULL;
    int ret = 0;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
    struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_TDLS
    struct sta_info *ptdls_sta;
#endif /* CONFIG_TDLS */

    if (mac_addr)
        RTW_INFO(FUNC_NDEV_FMT" adding key for %pM\n", FUNC_NDEV_ARG(ndev), mac_addr);
    RTW_INFO(FUNC_NDEV_FMT" cipher=0x%x\n", FUNC_NDEV_ARG(ndev), params->cipher);
    RTW_INFO(FUNC_NDEV_FMT" key_len=%d, key_index=%d\n", FUNC_NDEV_ARG(ndev), params->key_len, key_index);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    RTW_INFO(FUNC_NDEV_FMT" pairwise=%d\n", FUNC_NDEV_ARG(ndev), pairwise);
#endif

    if (rtw_cfg80211_sync_iftype(padapter) != _SUCCESS) {
        ret = -ENOTSUPP;
        goto addkey_end;
    }

    param_len = sizeof(struct ieee_param) + params->key_len;
    param = rtw_malloc(param_len);
    if (param == NULL)
        return -1;

    _rtw_memset(param, 0, param_len);

    param->cmd = IEEE_CMD_SET_ENCRYPTION;
    _rtw_memset(param->sta_addr, 0xff, ETH_ALEN);

    switch (params->cipher) {
    case IW_AUTH_CIPHER_NONE:
        /* todo: remove key */
        /* remove = 1;     */
        alg_name = "none";
        break;
    case WLAN_CIPHER_SUITE_WEP40:
    case WLAN_CIPHER_SUITE_WEP104:
        alg_name = "WEP";
        break;
    case WLAN_CIPHER_SUITE_TKIP:
        alg_name = "TKIP";
        break;
    case WLAN_CIPHER_SUITE_CCMP:
        alg_name = "CCMP";
        break;
    case WIFI_CIPHER_SUITE_GCMP:
        alg_name = "GCMP";
        break;
    case WIFI_CIPHER_SUITE_GCMP_256:
        alg_name = "GCMP_256";
        break;
    case WIFI_CIPHER_SUITE_CCMP_256:
        alg_name = "CCMP_256";
        break;
#ifdef CONFIG_IEEE80211W
    case WLAN_CIPHER_SUITE_AES_CMAC:
        alg_name = "BIP";
        break;
    case WIFI_CIPHER_SUITE_BIP_GMAC_128:
        alg_name = "BIP_GMAC_128";
        break;
    case WIFI_CIPHER_SUITE_BIP_GMAC_256:
        alg_name = "BIP_GMAC_256";
        break;
    case WIFI_CIPHER_SUITE_BIP_CMAC_256:
        alg_name = "BIP_CMAC_256";
        break;
#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_WAPI_SUPPORT
    case WLAN_CIPHER_SUITE_SMS4:
        alg_name = "SMS4";
        if (pairwise == NL80211_KEYTYPE_PAIRWISE) {
            if (key_index != 0 && key_index != 1) {
                ret = -ENOTSUPP;
                goto addkey_end;
            }
            _rtw_memcpy((void *)param->sta_addr, (void *)mac_addr, ETH_ALEN);
        } else
            RTW_INFO("mac_addr is null\n");
        RTW_INFO("rtw_wx_set_enc_ext: SMS4 case\n");
        break;
#endif

    default:
        ret = -ENOTSUPP;
        goto addkey_end;
    }

    strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN);


    if (!mac_addr || is_broadcast_ether_addr(mac_addr)
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
        || !pairwise
        #endif
    ) {
        param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */
    } else {
        param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */
    }

    param->u.crypt.idx = key_index;

    if (params->seq_len && params->seq) {
        _rtw_memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len);
        RTW_INFO(FUNC_NDEV_FMT" seq_len:%u, seq:0x%llx\n", FUNC_NDEV_ARG(ndev)
            , params->seq_len, RTW_GET_LE64(param->u.crypt.seq));
    }

    if (params->key_len && params->key) {
        param->u.crypt.key_len = params->key_len;
        _rtw_memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len);
    }

    if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE) {
#ifdef CONFIG_TDLS
        if (rtw_tdls_is_driver_setup(padapter) == _FALSE && mac_addr) {
            ptdls_sta = rtw_get_stainfo(&padapter->stapriv, (void *)mac_addr);
            if (ptdls_sta != NULL && ptdls_sta->tdls_sta_state) {
                _rtw_memcpy(ptdls_sta->tpk.tk, params->key, params->key_len);
                rtw_tdls_set_key(padapter, ptdls_sta);
                goto addkey_end;
            }
        }
#endif /* CONFIG_TDLS */
        ret = rtw_cfg80211_set_encryption(ndev, param);
    } else if (MLME_IS_AP(padapter) || MLME_IS_MESH(padapter)) {
#ifdef CONFIG_AP_MODE
        if (mac_addr)
            _rtw_memcpy(param->sta_addr, (void *)mac_addr, ETH_ALEN);

        ret = rtw_cfg80211_ap_set_encryption(ndev, param);
#endif
    } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE
        || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE
    ) {
        /* RTW_INFO("@@@@@@@@@@ fw_state=0x%x, iftype=%d\n", pmlmepriv->fw_state, rtw_wdev->iftype); */
        ret = rtw_cfg80211_set_encryption(ndev, param);
    } else
        RTW_INFO("error! fw_state=0x%x, iftype=%d\n", pmlmepriv->fw_state, rtw_wdev->iftype);


addkey_end:
    if (param)
        rtw_mfree(param, param_len);

    return ret;

}

static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev
    , u8 keyid
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    , bool pairwise
#endif
    , const u8 *mac_addr, void *cookie
    , void (*callback)(void *cookie, struct key_params *))
{
#define GET_KEY_PARAM_FMT_S " keyid=%d"
#define GET_KEY_PARAM_ARG_S , keyid
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    #define GET_KEY_PARAM_FMT_2_6_37 ", pairwise=%d"
    #define GET_KEY_PARAM_ARG_2_6_37 , pairwise
#else
    #define GET_KEY_PARAM_FMT_2_6_37 ""
    #define GET_KEY_PARAM_ARG_2_6_37
#endif
#define GET_KEY_PARAM_FMT_E ", addr=%pM"
#define GET_KEY_PARAM_ARG_E , mac_addr

    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv *sec = &adapter->securitypriv;
    struct sta_priv *stapriv = &adapter->stapriv;
    struct sta_info *sta = NULL;
    u32 cipher = _NO_PRIVACY_;
    union Keytype *key = NULL;
    u8 key_len = 0;
    u64 *pn = NULL;
    u8 pn_len = 0;
    u8 pn_val[8] = {0};

    struct key_params params;
    int ret = -ENOENT;

    if (keyid >= WEP_KEYS
        #ifdef CONFIG_IEEE80211W
        && keyid > BIP_MAX_KEYID
        #endif
    )
        goto exit;

    if (!mac_addr || is_broadcast_ether_addr(mac_addr)
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
        || (MLME_IS_STA(adapter) && !pairwise)
        #endif
    ) {    
        /* WEP key, TX GTK/IGTK, RX GTK/IGTK(for STA mode) */
        if (is_wep_enc(sec->dot118021XGrpPrivacy)) {
            if (keyid >= WEP_KEYS)
                goto exit;
            if (!(sec->key_mask & BIT(keyid)))
                goto exit;
            cipher = sec->dot118021XGrpPrivacy;
            key = &sec->dot11DefKey[keyid];
        } else {
            if (keyid < WEP_KEYS) {
                if (sec->binstallGrpkey != _TRUE)
                    goto exit;
                cipher = sec->dot118021XGrpPrivacy;
                key = &sec->dot118021XGrpKey[keyid];
                sta = rtw_get_bcmc_stainfo(adapter);
                if (sta)
                    pn = &sta->dot11txpn.val;
            #ifdef CONFIG_IEEE80211W
            } else if (keyid <= BIP_MAX_KEYID) {
                if (SEC_IS_BIP_KEY_INSTALLED(sec) != _TRUE)
                    goto exit;
                cipher = sec->dot11wCipher;
                key = &sec->dot11wBIPKey[keyid];
                pn = &sec->dot11wBIPtxpn.val;
            #endif
            }
        }
    } else {
        /* Pairwise key, RX GTK/IGTK for specific peer */
        sta = rtw_get_stainfo(stapriv, mac_addr);
        if (!sta)
            goto exit;

        if (keyid < WEP_KEYS && pairwise) {
            if (sta->bpairwise_key_installed != _TRUE)
                goto exit;
            cipher = sta->dot118021XPrivacy;
            key = &sta->dot118021x_UncstKey;
        #ifdef CONFIG_RTW_MESH
        } else if (keyid < WEP_KEYS && !pairwise) {
            if (!(sta->gtk_bmp & BIT(keyid)))
                goto exit;
            cipher = sta->group_privacy;
            key = &sta->gtk;
        #ifdef CONFIG_IEEE80211W
        } else if (keyid <= BIP_MAX_KEYID && !pairwise) {
            if (!(sta->igtk_bmp & BIT(keyid)))
                goto exit;
            cipher = sta->dot11wCipher;
            key = &sta->igtk;
            pn = &sta->igtk_pn.val;
        #endif
        #endif /* CONFIG_RTW_MESH */
        }
    }

    if (!key)
        goto exit;

    if (cipher == _WEP40_) {
        cipher = WLAN_CIPHER_SUITE_WEP40;
        key_len = sec->dot11DefKeylen[keyid];
    } else if (cipher == _WEP104_) {
        cipher = WLAN_CIPHER_SUITE_WEP104;
        key_len = sec->dot11DefKeylen[keyid];
    } else if (cipher == _TKIP_ || cipher == _TKIP_WTMIC_) {
        cipher = WLAN_CIPHER_SUITE_TKIP;
        key_len = 16;
    } else if (cipher == _AES_) {
        cipher = WLAN_CIPHER_SUITE_CCMP;
        key_len = 16;
#ifdef CONFIG_WAPI_SUPPORT
    } else if (cipher == _SMS4_) {
        cipher = WLAN_CIPHER_SUITE_SMS4;
        key_len = 16;
#endif
    } else if (cipher == _GCMP_) {
        cipher = WIFI_CIPHER_SUITE_GCMP;
        key_len = 16;
    } else if (cipher == _CCMP_256_) {
        cipher = WIFI_CIPHER_SUITE_CCMP_256;
        key_len = 32;
    } else if (cipher == _GCMP_256_) {
        cipher = WIFI_CIPHER_SUITE_GCMP_256;
        key_len = 32;
    #ifdef CONFIG_IEEE80211W
    } else if (cipher == _BIP_CMAC_128_) {
        cipher = WLAN_CIPHER_SUITE_AES_CMAC;
        key_len = 16;
    } else if (cipher == _BIP_GMAC_128_) {
        cipher = WIFI_CIPHER_SUITE_BIP_GMAC_128;
        key_len = 16;
    } else if (cipher == _BIP_GMAC_256_) {
        cipher = WIFI_CIPHER_SUITE_BIP_GMAC_256;
        key_len = 32;
    } else if (cipher == _BIP_CMAC_256_) {
        cipher = WIFI_CIPHER_SUITE_BIP_CMAC_256;
        key_len = 32;
    #endif
    } else {
        RTW_WARN(FUNC_NDEV_FMT" unknown cipher:%u\n", FUNC_NDEV_ARG(ndev), cipher);
        rtw_warn_on(1);
        goto exit;
    }

    if (pn) {
        *((u64 *)pn_val) = cpu_to_le64(*pn);
        pn_len = 6;
    }

    ret = 0;
    
exit:
    RTW_INFO(FUNC_NDEV_FMT
        GET_KEY_PARAM_FMT_S
        GET_KEY_PARAM_FMT_2_6_37
        GET_KEY_PARAM_FMT_E
        " ret %d\n", FUNC_NDEV_ARG(ndev)
        GET_KEY_PARAM_ARG_S
        GET_KEY_PARAM_ARG_2_6_37
        GET_KEY_PARAM_ARG_E
        , ret);
    if (pn)
        RTW_INFO(FUNC_NDEV_FMT " seq:0x%llx\n", FUNC_NDEV_ARG(ndev), *pn);

    if (ret == 0) {
        _rtw_memset(&params, 0, sizeof(params));

        params.cipher = cipher;
        params.key = key->skey;
        params.key_len = key_len;
        if (pn) {
            params.seq = pn_val;
            params.seq_len = pn_len;
        }

        callback(cookie, &params);
    }

    return ret;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
                u8 key_index, bool pairwise, const u8 *mac_addr)
#else    /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) */
                u8 key_index, const u8 *mac_addr)
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) */
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv *psecuritypriv = &padapter->securitypriv;

    RTW_INFO(FUNC_NDEV_FMT" key_index=%d, addr=%pM\n", FUNC_NDEV_ARG(ndev), key_index, mac_addr);

    if (key_index == psecuritypriv->dot11PrivacyKeyIndex) {
        /* clear the flag of wep default key set. */
        psecuritypriv->bWepDefaultKeyIdxSet = 0;
    }

    return 0;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_set_default_key(struct wiphy *wiphy,
    struct net_device *ndev, u8 key_index
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
    , bool unicast, bool multicast
    #endif
)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv *psecuritypriv = &padapter->securitypriv;

#define SET_DEF_KEY_PARAM_FMT " key_index=%d"
#define SET_DEF_KEY_PARAM_ARG , key_index
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
    #define SET_DEF_KEY_PARAM_FMT_2_6_38 ", unicast=%d, multicast=%d"
    #define SET_DEF_KEY_PARAM_ARG_2_6_38 , unicast, multicast
#else
    #define SET_DEF_KEY_PARAM_FMT_2_6_38 ""
    #define SET_DEF_KEY_PARAM_ARG_2_6_38
#endif

    RTW_INFO(FUNC_NDEV_FMT
        SET_DEF_KEY_PARAM_FMT
        SET_DEF_KEY_PARAM_FMT_2_6_38
        "\n", FUNC_NDEV_ARG(ndev)
        SET_DEF_KEY_PARAM_ARG
        SET_DEF_KEY_PARAM_ARG_2_6_38
    );

    if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) { /* set wep default key */
        psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;

        psecuritypriv->dot11PrivacyKeyIndex = key_index;

        psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
        psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
        if (psecuritypriv->dot11DefKeylen[key_index] == 13) {
            psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
            psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
        }

        psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */
    }

    return 0;

}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30))
int cfg80211_rtw_set_default_mgmt_key(struct wiphy *wiphy,
    struct net_device *ndev, u8 key_index)
{
#define SET_DEF_KEY_PARAM_FMT " key_index=%d"
#define SET_DEF_KEY_PARAM_ARG , key_index

    RTW_INFO(FUNC_NDEV_FMT
        SET_DEF_KEY_PARAM_FMT
        "\n", FUNC_NDEV_ARG(ndev)
        SET_DEF_KEY_PARAM_ARG
    );

    return 0;
}
#endif

#if defined(CONFIG_GTK_OL) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0))
static int cfg80211_rtw_set_rekey_data(struct wiphy *wiphy,
    struct net_device *ndev,
    struct cfg80211_gtk_rekey_data *data)
{
    /*int i;*/
    struct sta_info *psta;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_priv   *pmlmepriv = &padapter->mlmepriv;
    struct sta_priv *pstapriv = &padapter->stapriv;
    struct security_priv *psecuritypriv = &(padapter->securitypriv);

    psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
    if (psta == NULL) {
        RTW_INFO("%s, : Obtain Sta_info fail\n", __func__);
        return -1;
    }

    _rtw_memcpy(psta->kek, data->kek, NL80211_KEK_LEN);
    /*printk("\ncfg80211_rtw_set_rekey_data KEK:");
    for(i=0;i<NL80211_KEK_LEN; i++)
        printk(" %02x ", psta->kek[i]);*/
    _rtw_memcpy(psta->kck, data->kck, NL80211_KCK_LEN);
    /*printk("\ncfg80211_rtw_set_rekey_data KCK:");
    for(i=0;i<NL80211_KCK_LEN; i++)
        printk(" %02x ", psta->kck[i]);*/
    _rtw_memcpy(psta->replay_ctr, data->replay_ctr, NL80211_REPLAY_CTR_LEN);
    psecuritypriv->binstallKCK_KEK = _TRUE;
    /*printk("\nREPLAY_CTR: ");
    for(i=0;i<RTW_REPLAY_CTR_LEN; i++)
        printk(" %02x ", psta->replay_ctr[i]);*/

    return 0;
}
#endif /*CONFIG_GTK_OL*/

#ifdef CONFIG_RTW_MESH
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
static enum nl80211_mesh_power_mode rtw_mesh_ps_to_nl80211_mesh_power_mode(u8 ps)
{
    if (ps == RTW_MESH_PS_UNKNOWN)
        return NL80211_MESH_POWER_UNKNOWN;
    if (ps == RTW_MESH_PS_ACTIVE)
        return NL80211_MESH_POWER_ACTIVE;
    if (ps == RTW_MESH_PS_LSLEEP)
        return NL80211_MESH_POWER_LIGHT_SLEEP;
    if (ps == RTW_MESH_PS_DSLEEP)
        return NL80211_MESH_POWER_DEEP_SLEEP;

    rtw_warn_on(1);
    return NL80211_MESH_POWER_UNKNOWN;
}
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
enum nl80211_plink_state rtw_plink_state_to_nl80211_plink_state(u8 plink_state)
{
    if (plink_state == RTW_MESH_PLINK_UNKNOWN)
        return NUM_NL80211_PLINK_STATES;
    if (plink_state == RTW_MESH_PLINK_LISTEN)
        return NL80211_PLINK_LISTEN;
    if (plink_state == RTW_MESH_PLINK_OPN_SNT)
        return NL80211_PLINK_OPN_SNT;
    if (plink_state == RTW_MESH_PLINK_OPN_RCVD)
        return NL80211_PLINK_OPN_RCVD;
    if (plink_state == RTW_MESH_PLINK_CNF_RCVD)
        return NL80211_PLINK_CNF_RCVD;
    if (plink_state == RTW_MESH_PLINK_ESTAB)
        return NL80211_PLINK_ESTAB;
    if (plink_state == RTW_MESH_PLINK_HOLDING)
        return NL80211_PLINK_HOLDING;
    if (plink_state == RTW_MESH_PLINK_BLOCKED)
        return NL80211_PLINK_BLOCKED;

    rtw_warn_on(1);
    return NUM_NL80211_PLINK_STATES;
}

u8 nl80211_plink_state_to_rtw_plink_state(enum nl80211_plink_state plink_state)
{
    if (plink_state == NL80211_PLINK_LISTEN)
        return RTW_MESH_PLINK_LISTEN;
    if (plink_state == NL80211_PLINK_OPN_SNT)
        return RTW_MESH_PLINK_OPN_SNT;
    if (plink_state == NL80211_PLINK_OPN_RCVD)
        return RTW_MESH_PLINK_OPN_RCVD;
    if (plink_state == NL80211_PLINK_CNF_RCVD)
        return RTW_MESH_PLINK_CNF_RCVD;
    if (plink_state == NL80211_PLINK_ESTAB)
        return RTW_MESH_PLINK_ESTAB;
    if (plink_state == NL80211_PLINK_HOLDING)
        return RTW_MESH_PLINK_HOLDING;
    if (plink_state == NL80211_PLINK_BLOCKED)
        return RTW_MESH_PLINK_BLOCKED;

    rtw_warn_on(1);
    return RTW_MESH_PLINK_UNKNOWN;
}
#endif

static void rtw_cfg80211_fill_mesh_only_sta_info(struct mesh_plink_ent *plink, struct sta_info *sta, struct station_info *sinfo)
{
    sinfo->filled |= STATION_INFO_LLID;
    sinfo->llid = plink->llid;
    sinfo->filled |= STATION_INFO_PLID;
    sinfo->plid = plink->plid;
    sinfo->filled |= STATION_INFO_PLINK_STATE;
    sinfo->plink_state = rtw_plink_state_to_nl80211_plink_state(plink->plink_state);
    if (!sta && plink->scanned) {
        sinfo->filled |= STATION_INFO_SIGNAL;
        sinfo->signal = translate_percentage_to_dbm(plink->scanned->network.PhyInfo.SignalStrength);
        sinfo->filled |= STATION_INFO_INACTIVE_TIME;
        if (plink->plink_state == RTW_MESH_PLINK_UNKNOWN)
            sinfo->inactive_time = 0 - 1;
        else
            sinfo->inactive_time = rtw_get_passing_time_ms(plink->scanned->last_scanned);
    }
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    if (sta) {
        sinfo->filled |= STATION_INFO_LOCAL_PM;
        sinfo->local_pm = rtw_mesh_ps_to_nl80211_mesh_power_mode(sta->local_mps);
        sinfo->filled |= STATION_INFO_PEER_PM;
        sinfo->peer_pm = rtw_mesh_ps_to_nl80211_mesh_power_mode(sta->peer_mps);
        sinfo->filled |= STATION_INFO_NONPEER_PM;
        sinfo->nonpeer_pm = rtw_mesh_ps_to_nl80211_mesh_power_mode(sta->nonpeer_mps);
    }
#endif
}
#endif /* CONFIG_RTW_MESH */

static void rtw_desc_rate_to_nss_mcs(u8 rate_idx, u8 sgi, u8 *nss, u8 *mcs)
{
    u8 mcs_in = 0, nss_in = 0;

    if ((DESC_RATEMCS0 <= rate_idx) &&
       (rate_idx <= DESC_RATEMCS31)) {
        mcs_in = rate_idx - DESC_RATEMCS0;
    } else if ((DESC_RATEVHTSS1MCS0 <= rate_idx) &&
           (rate_idx <= DESC_RATEVHTSS4MCS9)) {
        mcs_in = (rate_idx - DESC_RATEVHTSS1MCS0) % 10;
        nss_in = ((rate_idx - DESC_RATEVHTSS1MCS0) / 10) + 1;
    }

    if (nss)
        *nss = nss_in;
    if (mcs)
        *mcs = mcs_in;
}

static void sta_set_rate_info(_adapter *adapter, struct rate_info *rinfo,
                  u8 rtw_rate_idx, u8 sgi, u8 bw)
{
    u8 mcs = 0;
    u8 nss = 0;

    rinfo->flags = 0;
    rtw_desc_rate_to_nss_mcs(rtw_rate_idx, sgi, &nss, &mcs);

    if (sgi)
        rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 0, 0))
    if (nss) {
        rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
        rinfo->bw = bw == CHANNEL_WIDTH_160 ? RATE_INFO_BW_160 :
                bw == CHANNEL_WIDTH_80 ? RATE_INFO_BW_80 :
                bw == CHANNEL_WIDTH_40 ? RATE_INFO_BW_40 : RATE_INFO_BW_20;
        rinfo->nss = nss;
        rinfo->mcs = mcs;
    } else if (mcs) {
        rinfo->flags |= RATE_INFO_FLAGS_MCS;
        rinfo->bw = bw ? RATE_INFO_BW_40 : RATE_INFO_BW_20;
        rinfo->mcs = mcs;
    }
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    if (nss) {
        rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
        rinfo->flags |= bw == CHANNEL_WIDTH_160 ? RATE_INFO_FLAGS_160_MHZ_WIDTH :
                bw == CHANNEL_WIDTH_80 ? RATE_INFO_FLAGS_80_MHZ_WIDTH :
                bw == CHANNEL_WIDTH_40 ? RATE_INFO_FLAGS_40_MHZ_WIDTH : 0;
        rinfo->nss = nss;
        rinfo->mcs = mcs;
    } else if (mcs) {
        rinfo->flags |= RATE_INFO_FLAGS_MCS;
        rinfo->flags |= bw ? RATE_INFO_FLAGS_40_MHZ_WIDTH : 0;
        rinfo->mcs = mcs;
    }
#else
    if (nss) {
        rinfo->legacy = 0;
        RTW_INFO("Cannot report VHT rate in current kernel version\n");
    } else if (mcs) {
        rinfo->flags |= RATE_INFO_FLAGS_MCS;
        rinfo->flags |= bw ? RATE_INFO_FLAGS_40_MHZ_WIDTH : 0;
        rinfo->mcs = mcs;
    }
#endif
    if (nss == 0 && mcs == 0)
        rinfo->legacy = rtw_desc_rate_to_bitrate(0, rtw_rate_idx, 0);
}

static int cfg80211_rtw_get_station(struct wiphy *wiphy,
    struct net_device *ndev,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 16, 0))
    u8 *mac,
#else
    const u8 *mac,
#endif
    struct station_info *sinfo)
{
    int ret = 0;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
    struct sta_info *psta = NULL;
    struct sta_priv *pstapriv = &padapter->stapriv;
#ifdef CONFIG_RTW_MESH
    struct mesh_plink_ent *plink = NULL;
#endif

    sinfo->filled = 0;

    if (!mac) {
        RTW_INFO(FUNC_NDEV_FMT" mac==%p\n", FUNC_NDEV_ARG(ndev), mac);
        ret = -ENOENT;
        goto exit;
    }

    psta = rtw_get_stainfo(pstapriv, mac);
#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter)) {
        if (psta)
            plink = psta->plink;
        if (!plink)
            plink = rtw_mesh_plink_get(padapter, mac);
    }
#endif /* CONFIG_RTW_MESH */

    if ((!MLME_IS_MESH(padapter) && !psta)
        #ifdef CONFIG_RTW_MESH
        || (MLME_IS_MESH(padapter) && !plink)
        #endif
    ) {
        RTW_INFO(FUNC_NDEV_FMT" no sta info for mac="MAC_FMT"\n"
            , FUNC_NDEV_ARG(ndev), MAC_ARG(mac));
        ret = -ENOENT;
        goto exit;
    }

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO(FUNC_NDEV_FMT" mac="MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(mac));
#endif

    /* for infra./P2PClient mode */
    if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
        && check_fwstate(pmlmepriv, WIFI_ASOC_STATE)
    ) {
        struct wlan_network  *cur_network = &(pmlmepriv->cur_network);

        if (_rtw_memcmp((u8 *)mac, cur_network->network.MacAddress, ETH_ALEN) == _FALSE) {
            RTW_INFO("%s, mismatch bssid="MAC_FMT"\n", __func__, MAC_ARG(cur_network->network.MacAddress));
            ret = -ENOENT;
            goto exit;
        }

        sinfo->filled |= STATION_INFO_SIGNAL;
        sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);

        sinfo->filled |= STATION_INFO_TX_BITRATE;
        sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter);
    }

    if (psta) {
        u8 rtw_rate_idx, sgi, bw;

        if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE
            || check_fwstate(pmlmepriv, WIFI_ASOC_STATE) == _FALSE
        ) {
            sinfo->filled |= STATION_INFO_SIGNAL;
            sinfo->signal = translate_percentage_to_dbm(psta->cmn.rssi_stat.rssi);
        }
        sinfo->filled |= STATION_INFO_INACTIVE_TIME;
        sinfo->inactive_time = rtw_get_passing_time_ms(psta->sta_stats.last_rx_time);
        sinfo->filled |= STATION_INFO_RX_PACKETS;
        sinfo->rx_packets = sta_rx_data_pkts(psta);
        sinfo->filled |= STATION_INFO_TX_PACKETS;
        sinfo->tx_packets = psta->sta_stats.tx_pkts;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
        sinfo->filled |= STATION_INFO_RX_BYTES64;
        sinfo->filled |= STATION_INFO_TX_BYTES64;
#else
        sinfo->filled |= STATION_INFO_RX_BYTES;
        sinfo->filled |= STATION_INFO_TX_BYTES;
#endif
        sinfo->rx_bytes = psta->sta_stats.rx_bytes;
        sinfo->tx_bytes = psta->sta_stats.tx_bytes;

        /* Although according to cfg80211.h struct station_info */
        /* @txrate: current unicast bitrate from this station */
        /* We still report sinfo->txrate as bitrate to this station */
        sinfo->filled |= STATION_INFO_TX_BITRATE;
        rtw_rate_idx = rtw_get_current_tx_rate(padapter, psta);
        sgi = rtw_get_current_tx_sgi(padapter, psta);
        bw = psta->cmn.bw_mode;
        sta_set_rate_info(padapter, &sinfo->txrate, rtw_rate_idx, sgi, bw);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
        /* Although @rxrate: current unicast bitrate to this station */
        /* We report sinfo->rxrate as bitrate from this station */
        sinfo->filled |= STATION_INFO_RX_BITRATE;
        rtw_rate_idx = psta->curr_rx_rate & 0x7f;
        sgi = (psta->curr_rx_rate & 0x80) >> 7;
        bw = psta->cmn.bw_mode;
        sta_set_rate_info(padapter, &sinfo->rxrate, rtw_rate_idx, sgi, bw);
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
        if (rtw_get_sta_tx_stat(padapter, psta->cmn.mac_id, psta->cmn.mac_addr) != RTW_NOT_SUPPORT) {
            sinfo->filled |= STATION_INFO_TX_FAILED;
            sinfo->filled |= STATION_INFO_TX_RETRIES;
            sinfo->tx_failed = psta->sta_stats.tx_fail_cnt_sum;
            sinfo->tx_retries = psta->sta_stats.tx_retry_cnt_sum;
        }
#endif
    }

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter))
        rtw_cfg80211_fill_mesh_only_sta_info(plink, psta, sinfo);
#endif

exit:
    return ret;
}

extern int netdev_open(struct net_device *pnetdev);

#if 0
enum nl80211_iftype {
    NL80211_IFTYPE_UNSPECIFIED,
    NL80211_IFTYPE_ADHOC, /* 1 */
    NL80211_IFTYPE_STATION, /* 2 */
    NL80211_IFTYPE_AP, /* 3 */
    NL80211_IFTYPE_AP_VLAN,
    NL80211_IFTYPE_WDS,
    NL80211_IFTYPE_MONITOR, /* 6 */
    NL80211_IFTYPE_MESH_POINT,
    NL80211_IFTYPE_P2P_CLIENT, /* 8 */
    NL80211_IFTYPE_P2P_GO, /* 9 */
    /* keep last */
    NUM_NL80211_IFTYPES,
    NL80211_IFTYPE_MAX = NUM_NL80211_IFTYPES - 1
};
#endif
#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_change_iface(struct wiphy *wiphy,
                     struct net_device *ndev,
                     enum nl80211_iftype type,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0))
                     u32 *flags,
#endif
                     struct vif_params *params)
{
    enum nl80211_iftype old_type;
    NDIS_802_11_NETWORK_INFRASTRUCTURE networkType;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
    struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
#endif
#ifdef CONFIG_MONITOR_MODE_XMIT
    struct mlme_priv    *pmlmepriv = &(padapter->mlmepriv);
#endif
    int ret = 0;
    u8 change = _FALSE;

    RTW_INFO(FUNC_NDEV_FMT" type=%d, hw_port:%d\n", FUNC_NDEV_ARG(ndev), type, padapter->hw_port);

    if (adapter_to_dvobj(padapter)->processing_dev_remove == _TRUE) {
        ret = -EPERM;
        goto exit;
    }


    RTW_INFO(FUNC_NDEV_FMT" call netdev_open\n", FUNC_NDEV_ARG(ndev));
    if (netdev_open(ndev) != 0) {
        RTW_INFO(FUNC_NDEV_FMT" call netdev_open fail\n", FUNC_NDEV_ARG(ndev));
        ret = -EPERM;
        goto exit;
    }


    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        RTW_INFO(FUNC_NDEV_FMT" call rtw_pwr_wakeup fail\n", FUNC_NDEV_ARG(ndev));
        ret = -EPERM;
        goto exit;
    }

    old_type = rtw_wdev->iftype;
    RTW_INFO(FUNC_NDEV_FMT" old_iftype=%d, new_iftype=%d\n",
        FUNC_NDEV_ARG(ndev), old_type, type);

    if (old_type != type) {
        change = _TRUE;
        pmlmeext->action_public_rxseq = 0xffff;
        pmlmeext->action_public_dialog_token = 0xff;
    }

    /* initial default type */
    ndev->type = ARPHRD_ETHER;

    /*
     * Disable Power Save in moniter mode,
     * and enable it after leaving moniter mode.
     */
    if (type == NL80211_IFTYPE_MONITOR) {
        rtw_ps_deny(padapter, PS_DENY_MONITOR_MODE);
        LeaveAllPowerSaveMode(padapter);
    } else if (old_type == NL80211_IFTYPE_MONITOR) {
        /* driver in moniter mode in last time */
        rtw_ps_deny_cancel(padapter, PS_DENY_MONITOR_MODE);
    }

    switch (type) {
    case NL80211_IFTYPE_ADHOC:
        networkType = Ndis802_11IBSS;
        break;

    case NL80211_IFTYPE_STATION:
        networkType = Ndis802_11Infrastructure;
        #ifdef CONFIG_P2P
        if (change && pwdinfo->driver_interface == DRIVER_CFG80211) {
            #if !RTW_P2P_GROUP_INTERFACE
            if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT)
                || rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)
            ) {
                /* it means remove GC/GO and change mode from GC/GO to station(P2P DEVICE) */
                rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
            }
            #endif
        }
        #endif /* CONFIG_P2P */
        break;

    case NL80211_IFTYPE_AP:
        networkType = Ndis802_11APMode;
        #ifdef CONFIG_P2P
        if (change && pwdinfo->driver_interface == DRIVER_CFG80211) {
            #if !RTW_P2P_GROUP_INTERFACE
            if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
                /* it means P2P Group created, we will be GO and change mode from  P2P DEVICE to AP(GO) */
                rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
            }
            #endif
        }
        #endif /* CONFIG_P2P */
        break;

#if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
    case NL80211_IFTYPE_P2P_CLIENT:
        networkType = Ndis802_11Infrastructure;
        if (change && pwdinfo->driver_interface == DRIVER_CFG80211) {
            if (!rtw_p2p_enable(padapter, P2P_ROLE_CLIENT)) {
                ret = -EOPNOTSUPP;
                goto exit;
            }
        }
        break;

    case NL80211_IFTYPE_P2P_GO:
        networkType = Ndis802_11APMode;
        if (change && pwdinfo->driver_interface == DRIVER_CFG80211) {
            if (!rtw_p2p_enable(padapter, P2P_ROLE_GO)) {
                ret = -EOPNOTSUPP;
                goto exit;
            }
        }
        break;
#endif /* defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)) */

#ifdef CONFIG_RTW_MESH
    case NL80211_IFTYPE_MESH_POINT:
        networkType = Ndis802_11_mesh;
        break;
#endif

#ifdef CONFIG_WIFI_MONITOR
    case NL80211_IFTYPE_MONITOR:
        networkType = Ndis802_11Monitor;

#ifdef CONFIG_CUSTOMER_ALIBABA_GENERAL
        ndev->type = ARPHRD_IEEE80211; /* IEEE 802.11 : 801 */
#else
        ndev->type = ARPHRD_IEEE80211_RADIOTAP; /* IEEE 802.11 + radiotap header : 803 */
#endif
        break;
#endif /* CONFIG_WIFI_MONITOR */
    default:
        ret = -EOPNOTSUPP;
        goto exit;
    }

    rtw_wdev->iftype = type;

    if (rtw_set_802_11_infrastructure_mode(padapter, networkType, 0) == _FALSE) {
        rtw_wdev->iftype = old_type;
        ret = -EPERM;
        goto exit;
    }

    rtw_setopmode_cmd(padapter, networkType, RTW_CMDF_WAIT_ACK);
#ifdef CONFIG_MONITOR_MODE_XMIT
    if (check_fwstate(pmlmepriv, WIFI_MONITOR_STATE) == _TRUE)
        rtw_indicate_connect(padapter);
#endif

    #if defined(CONFIG_RTW_WDS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33))
    if (params->use_4addr != -1) {
        RTW_INFO(FUNC_NDEV_FMT" use_4addr=%d\n"
            , FUNC_NDEV_ARG(ndev), params->use_4addr);
        adapter_set_use_wds(padapter, params->use_4addr);
    }
    #endif

exit:

    RTW_INFO(FUNC_NDEV_FMT" ret:%d\n", FUNC_NDEV_ARG(ndev), ret);
    return ret;
}

void rtw_cfg80211_indicate_scan_done(_adapter *adapter, bool aborted)
{
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
    _irqL    irqL;

#if (KERNEL_VERSION(4, 8, 0) <= LINUX_VERSION_CODE)
    struct cfg80211_scan_info info;

    memset(&info, 0, sizeof(info));
    info.aborted = aborted;
#endif

    _enter_critical_bh(&pwdev_priv->scan_req_lock, &irqL);
    if (pwdev_priv->scan_request != NULL) {
        #ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO("%s with scan req\n", __FUNCTION__);
        #endif

        /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */
        if (pwdev_priv->scan_request->wiphy != pwdev_priv->rtw_wdev->wiphy)
            RTW_INFO("error wiphy compare\n");
        else {
#if (KERNEL_VERSION(4, 8, 0) <= LINUX_VERSION_CODE)
#ifdef CONFIG_RTL8822CS_WIFI_HDF
            HdfWifiEventScanDone(get_rtl_netdev(), info.aborted);
            WifiScanFree(&pwdev_priv->scan_request);
#else
            cfg80211_scan_done(pwdev_priv->scan_request, &info);
#endif
#else
            cfg80211_scan_done(pwdev_priv->scan_request, aborted);
#endif
        }

        pwdev_priv->scan_request = NULL;
    } else {
        #ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO("%s without scan req\n", __FUNCTION__);
        #endif
    }
    _exit_critical_bh(&pwdev_priv->scan_req_lock, &irqL);
}

u32 rtw_cfg80211_wait_scan_req_empty(_adapter *adapter, u32 timeout_ms)
{
    struct rtw_wdev_priv *wdev_priv = adapter_wdev_data(adapter);
    u8 empty = _FALSE;
    systime start;
    u32 pass_ms;

    start = rtw_get_current_time();

    while (rtw_get_passing_time_ms(start) <= timeout_ms) {

        if (RTW_CANNOT_RUN(adapter))
            break;

        if (!wdev_priv->scan_request) {
            empty = _TRUE;
            break;
        }

        rtw_msleep_os(10);
    }

    pass_ms = rtw_get_passing_time_ms(start);

    if (empty == _FALSE && pass_ms > timeout_ms) {
        RTW_PRINT(FUNC_ADPT_FMT" pass_ms:%u, timeout\n"
            , FUNC_ADPT_ARG(adapter), pass_ms);
        rtw_cfg80211_indicate_scan_done(adapter, _TRUE);
    }

    return pass_ms;
}

void rtw_cfg80211_unlink_bss(_adapter *padapter, struct wlan_network *pnetwork)
{
    struct wireless_dev *pwdev = padapter->rtw_wdev;
    struct wiphy *wiphy = pwdev->wiphy;
    struct cfg80211_bss *bss = NULL;
    WLAN_BSSID_EX select_network = pnetwork->network;

    bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/,
        select_network.MacAddress, select_network.Ssid.Ssid,
        select_network.Ssid.SsidLength,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0)
        select_network.InfrastructureMode == Ndis802_11Infrastructure?IEEE80211_BSS_TYPE_ESS:IEEE80211_BSS_TYPE_IBSS,
        IEEE80211_PRIVACY(select_network.Privacy));
#else
        select_network.InfrastructureMode == Ndis802_11Infrastructure?WLAN_CAPABILITY_ESS:WLAN_CAPABILITY_IBSS,
        select_network.InfrastructureMode == Ndis802_11Infrastructure?WLAN_CAPABILITY_ESS:WLAN_CAPABILITY_IBSS);
#endif

    if (bss) {
        cfg80211_unlink_bss(wiphy, bss);
        RTW_INFO("%s(): cfg80211_unlink %s!!\n", __func__, select_network.Ssid.Ssid);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)
        cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
#else
        cfg80211_put_bss(bss);
#endif
    }
    return;
}

/* if target wps scan ongoing, target_ssid is filled */
int rtw_cfg80211_is_target_wps_scan(struct cfg80211_scan_request *scan_req, struct cfg80211_ssid *target_ssid)
{
    int ret = 0;

    if (scan_req->n_ssids != 1
        || scan_req->ssids[0].ssid_len == 0
        || scan_req->n_channels != 1
    )
        goto exit;

    /* under target WPS scan */
    _rtw_memcpy(target_ssid, scan_req->ssids, sizeof(struct cfg80211_ssid));
    ret = 1;

exit:
    return ret;
}

static void _rtw_cfg80211_surveydone_event_callback(_adapter *padapter, struct cfg80211_scan_request *scan_req)
{
    struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
    RT_CHANNEL_INFO *chset = rfctl->channel_set;
    _irqL    irqL;
    _list                    *plist, *phead;
    struct    mlme_priv    *pmlmepriv = &(padapter->mlmepriv);
    _queue                *queue    = &(pmlmepriv->scanned_queue);
    struct    wlan_network    *pnetwork = NULL;
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
    struct cfg80211_ssid target_ssid;
    u8 target_wps_scan = 0;
    u8 ch;

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("%s\n", __func__);
#endif

    if (scan_req)
        target_wps_scan = rtw_cfg80211_is_target_wps_scan(scan_req, &target_ssid);
    else {
        _enter_critical_bh(&pwdev_priv->scan_req_lock, &irqL);
        if (pwdev_priv->scan_request != NULL)
            target_wps_scan = rtw_cfg80211_is_target_wps_scan(pwdev_priv->scan_request, &target_ssid);
        _exit_critical_bh(&pwdev_priv->scan_req_lock, &irqL);
    }

    _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);

    phead = get_list_head(queue);
    plist = get_next(phead);

    while (1) {
        if (rtw_end_of_queue_search(phead, plist) == _TRUE)
            break;

        pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
        ch = pnetwork->network.Configuration.DSConfig;

        /* report network only if the current channel set contains the channel to which this network belongs */
        if (rtw_chset_search_ch(chset, ch) >= 0
            && rtw_mlme_band_check(padapter, ch) == _TRUE
            && _TRUE == rtw_validate_ssid(&(pnetwork->network.Ssid))
            && (!IS_DFS_SLAVE_WITH_RD(rfctl)
                || rtw_rfctl_dfs_domain_unknown(rfctl)
                || !rtw_chset_is_ch_non_ocp(chset, ch))
        ) {
            if (target_wps_scan)
                rtw_cfg80211_clear_wps_sr_of_non_target_bss(padapter, pnetwork, &target_ssid);
            rtw_cfg80211_inform_bss(padapter, pnetwork);
        }
#if 0
        /* check ralink testbed RSN IE length */
        {
            if (_rtw_memcmp(pnetwork->network.Ssid.Ssid, "Ralink_11n_AP", 13)) {
                uint ie_len = 0;
                u8 *p = NULL;
                p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
                RTW_INFO("ie_len=%d\n", ie_len);
            }
        }
#endif
        plist = get_next(plist);

    }

    _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
}

inline void rtw_cfg80211_surveydone_event_callback(_adapter *padapter)
{
    _rtw_cfg80211_surveydone_event_callback(padapter, NULL);
}

static int rtw_cfg80211_set_probe_req_wpsp2pie(_adapter *padapter, char *buf, int len)
{
    int ret = 0;
    uint wps_ielen = 0;
    u8 *wps_ie;
    u32    p2p_ielen = 0;
    u8 *p2p_ie;
    u32    wfd_ielen = 0;
    u8 *wfd_ie;
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("%s, ielen=%d\n", __func__, len);
#endif

    if (len > 0) {
        wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen);
        if (wps_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("probe_req_wps_ielen=%d\n", wps_ielen);
            #endif

            if (pmlmepriv->wps_probe_req_ie) {
                u32 free_len = pmlmepriv->wps_probe_req_ie_len;
                pmlmepriv->wps_probe_req_ie_len = 0;
                rtw_mfree(pmlmepriv->wps_probe_req_ie, free_len);
                pmlmepriv->wps_probe_req_ie = NULL;
            }

            pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen);
            if (pmlmepriv->wps_probe_req_ie == NULL) {
                RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                return -EINVAL;

            }
            _rtw_memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen);
            pmlmepriv->wps_probe_req_ie_len = wps_ielen;
        }

        /* buf += wps_ielen; */
        /* len -= wps_ielen; */

        #ifdef CONFIG_P2P
        p2p_ie = rtw_get_p2p_ie(buf, len, NULL, &p2p_ielen);
        if (p2p_ie) {
            struct wifidirect_info *wdinfo = &padapter->wdinfo;
            u32 attr_contentlen = 0;
            u8 listen_ch_attr[5];

            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("probe_req_p2p_ielen=%d\n", p2p_ielen);
            #endif

            if (pmlmepriv->p2p_probe_req_ie) {
                u32 free_len = pmlmepriv->p2p_probe_req_ie_len;
                pmlmepriv->p2p_probe_req_ie_len = 0;
                rtw_mfree(pmlmepriv->p2p_probe_req_ie, free_len);
                pmlmepriv->p2p_probe_req_ie = NULL;
            }

            pmlmepriv->p2p_probe_req_ie = rtw_malloc(p2p_ielen);
            if (pmlmepriv->p2p_probe_req_ie == NULL) {
                RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                return -EINVAL;

            }
            _rtw_memcpy(pmlmepriv->p2p_probe_req_ie, p2p_ie, p2p_ielen);
            pmlmepriv->p2p_probe_req_ie_len = p2p_ielen;

            attr_contentlen = sizeof(listen_ch_attr);
            if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_LISTEN_CH, (u8 *)listen_ch_attr, (uint *) &attr_contentlen)) {
                if (wdinfo->listen_channel !=  listen_ch_attr[4]) {
                    RTW_INFO(FUNC_ADPT_FMT" listen channel - country:%c%c%c, class:%u, ch:%u\n",
                        FUNC_ADPT_ARG(padapter), listen_ch_attr[0], listen_ch_attr[1], listen_ch_attr[2],
                        listen_ch_attr[3], listen_ch_attr[4]);
                    wdinfo->listen_channel = listen_ch_attr[4];
                }
            }
        }
        #endif /* CONFIG_P2P */

        #ifdef CONFIG_WFD
        wfd_ie = rtw_get_wfd_ie(buf, len, NULL, &wfd_ielen);
        if (wfd_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("probe_req_wfd_ielen=%d\n", wfd_ielen);
            #endif

            if (rtw_mlme_update_wfd_ie_data(pmlmepriv, MLME_PROBE_REQ_IE, wfd_ie, wfd_ielen) != _SUCCESS)
                return -EINVAL;
        }
        #endif /* CONFIG_WFD */

        #ifdef CONFIG_RTW_MBO
        rtw_mbo_update_ie_data(padapter, buf, len);
        #endif
    }

    return ret;

}

#ifdef CONFIG_CONCURRENT_MODE
u8 rtw_cfg80211_scan_via_buddy(_adapter *padapter, struct cfg80211_scan_request *request)
{
    int i;
    u8 ret = _FALSE;
    _adapter *iface = NULL;
    _irqL    irqL;
    struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
    struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

    for (i = 0; i < dvobj->iface_nums; i++) {
        struct mlme_priv *buddy_mlmepriv;
        struct rtw_wdev_priv *buddy_wdev_priv;

        iface = dvobj->padapters[i];
        if (iface == NULL)
            continue;

        if (iface == padapter)
            continue;

        if (rtw_is_adapter_up(iface) == _FALSE)
            continue;

        buddy_mlmepriv = &iface->mlmepriv;
        if (!check_fwstate(buddy_mlmepriv, WIFI_UNDER_SURVEY))
            continue;

        buddy_wdev_priv = adapter_wdev_data(iface);
        _enter_critical_bh(&pwdev_priv->scan_req_lock, &irqL);
        _enter_critical_bh(&buddy_wdev_priv->scan_req_lock, &irqL);
        if (buddy_wdev_priv->scan_request) {
            pmlmepriv->scanning_via_buddy_intf = _TRUE;
            _enter_critical_bh(&pmlmepriv->lock, &irqL);
            set_fwstate(pmlmepriv, WIFI_UNDER_SURVEY);
            _exit_critical_bh(&pmlmepriv->lock, &irqL);
            pwdev_priv->scan_request = request;
            ret = _TRUE;
        }
        _exit_critical_bh(&buddy_wdev_priv->scan_req_lock, &irqL);
        _exit_critical_bh(&pwdev_priv->scan_req_lock, &irqL);

        if (ret == _TRUE)
            goto exit;
    }

exit:
    return ret;
}

void rtw_cfg80211_indicate_scan_done_for_buddy(_adapter *padapter, bool bscan_aborted)
{
    int i;
    _adapter *iface = NULL;
    _irqL    irqL;
    struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
    struct mlme_priv *mlmepriv;
    struct rtw_wdev_priv *wdev_priv;
    bool indicate_buddy_scan;

    for (i = 0; i < dvobj->iface_nums; i++) {
        iface = dvobj->padapters[i];
        if ((iface) && rtw_is_adapter_up(iface)) {

            if (iface == padapter)
                continue;

            mlmepriv = &(iface->mlmepriv);
            wdev_priv = adapter_wdev_data(iface);

            indicate_buddy_scan = _FALSE;
            _enter_critical_bh(&wdev_priv->scan_req_lock, &irqL);
            if (mlmepriv->scanning_via_buddy_intf == _TRUE) {
                mlmepriv->scanning_via_buddy_intf = _FALSE;
                clr_fwstate(mlmepriv, WIFI_UNDER_SURVEY);
                if (wdev_priv->scan_request)
                    indicate_buddy_scan = _TRUE;
            }
            _exit_critical_bh(&wdev_priv->scan_req_lock, &irqL);

            if (indicate_buddy_scan == _TRUE) {
                rtw_cfg80211_surveydone_event_callback(iface);
                rtw_indicate_scan_done(iface, bscan_aborted);
            }

        }
    }
}
#endif /* CONFIG_CONCURRENT_MODE */

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_scan(struct wiphy *wiphy
    #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0))
    , struct net_device *ndev
    #endif
    , struct cfg80211_scan_request *request)
{
    int i;
    u8 _status = _FALSE;
    int ret = 0;
    struct sitesurvey_parm parm;
    _irqL    irqL;
    u8 survey_times = 3;
    u8 survey_times_for_one_ch = 6;
    struct cfg80211_ssid *ssids = request->ssids;
    int social_channel = 0, j = 0;
    bool need_indicate_scan_done = _FALSE;
    bool ps_denied = _FALSE;
    u8 ssc_chk;
    _adapter *padapter;
    struct wireless_dev *wdev;
    struct rtw_wdev_priv *pwdev_priv;
    struct mlme_priv *pmlmepriv = NULL;
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo;
#endif /* CONFIG_P2P */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    wdev = request->wdev;
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    if (wdev == wiphy_to_pd_wdev(wiphy))
        padapter = wiphy_to_adapter(wiphy);
    else
    #endif
    if (wdev_to_ndev(wdev))
        padapter = (_adapter *)rtw_netdev_priv(wdev_to_ndev(wdev));
    else {
        ret = -EINVAL;
        goto exit;
    }
#else
    if (ndev == NULL) {
        ret = -EINVAL;
        goto exit;
    }
    padapter = (_adapter *)rtw_netdev_priv(ndev);
    wdev = ndev_to_wdev(ndev);
#endif

    pwdev_priv = adapter_wdev_data(padapter);
    pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_P2P
    pwdinfo = &(padapter->wdinfo);
#endif /* CONFIG_P2P */

    RTW_INFO(FUNC_ADPT_FMT"%s\n", FUNC_ADPT_ARG(padapter)
        , wdev == wiphy_to_pd_wdev(wiphy) ? " PD" : "");

#ifdef CONFIG_RTW_SCAN_RAND
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0))
    if (request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
        get_random_mask_addr(pwdev_priv->pno_mac_addr, request->mac_addr,
                     request->mac_addr_mask);
        print_hex_dump(KERN_DEBUG, "random mac_addr: ", 
            DUMP_PREFIX_OFFSET, 16, 1, pwdev_priv->pno_mac_addr, ETH_ALEN, 1);
    }
    else
        memset(pwdev_priv->pno_mac_addr, 0xFF, ETH_ALEN);

#endif
#endif


#if 1
    ssc_chk = rtw_sitesurvey_condition_check(padapter, _TRUE);

    if (ssc_chk == SS_DENY_MP_MODE)
        goto bypass_p2p_chk;
#ifdef DBG_LA_MODE
    if (ssc_chk == SS_DENY_LA_MODE)
        goto bypass_p2p_chk;
#endif
#ifdef CONFIG_P2P
    if (pwdinfo->driver_interface == DRIVER_CFG80211) {
        if (request->n_ssids && ssids
            && _rtw_memcmp(ssids[0].ssid, "DIRECT-", 7)
            && rtw_get_p2p_ie((u8 *)request->ie, request->ie_len, NULL, NULL)
        ) {
            if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
                if (!rtw_p2p_enable(padapter, P2P_ROLE_DEVICE)) {
                    ret = -EOPNOTSUPP;
                    goto exit;
                }
            } else {
                rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
                #ifdef CONFIG_DEBUG_CFG80211
                RTW_INFO("%s, role=%d, p2p_state=%d\n", __func__, rtw_p2p_role(pwdinfo), rtw_p2p_state(pwdinfo));
                #endif
            }
            rtw_p2p_set_state(pwdinfo, P2P_STATE_LISTEN);

            if (request->n_channels == 3 &&
                request->channels[0]->hw_value == 1 &&
                request->channels[1]->hw_value == 6 &&
                request->channels[2]->hw_value == 11
            )
                social_channel = 1;
        }
    }
#endif /*CONFIG_P2P*/

    if (request->ie && request->ie_len > 0)
        rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len);

bypass_p2p_chk:

    switch (ssc_chk) {
        case SS_ALLOW :
            break;

        case SS_DENY_MP_MODE:
            ret = -EPERM;
            goto exit;
        #ifdef DBG_LA_MODE
        case SS_DENY_LA_MODE:
            ret = -EPERM;
            goto exit;
        #endif
        #ifdef CONFIG_RTW_REPEATER_SON
        case SS_DENY_RSON_SCANING :
        #endif
        case SS_DENY_BLOCK_SCAN :
        case SS_DENY_SELF_AP_UNDER_WPS :
        case SS_DENY_SELF_AP_UNDER_LINKING :
        case SS_DENY_SELF_AP_UNDER_SURVEY :
        case SS_DENY_SELF_STA_UNDER_SURVEY :
        #ifdef CONFIG_CONCURRENT_MODE
        case SS_DENY_BUDDY_UNDER_LINK_WPS :
        #endif
        case SS_DENY_BUSY_TRAFFIC :
        case SS_DENY_ADAPTIVITY:
            need_indicate_scan_done = _TRUE;
            goto check_need_indicate_scan_done;

        case SS_DENY_BY_DRV :
            #ifdef CONFIG_NOTIFY_SCAN_ABORT_WITH_BUSY
            ret = -EBUSY;
            goto exit;
            #else
            need_indicate_scan_done = _TRUE;
            goto check_need_indicate_scan_done;
            #endif
            break;

        case SS_DENY_SELF_STA_UNDER_LINKING :
            ret = -EBUSY;
            goto check_need_indicate_scan_done;

        #ifdef CONFIG_CONCURRENT_MODE
        case SS_DENY_BUDDY_UNDER_SURVEY :
            {
                bool scan_via_buddy = rtw_cfg80211_scan_via_buddy(padapter, request);

                if (scan_via_buddy == _FALSE)
                    need_indicate_scan_done = _TRUE;

                goto check_need_indicate_scan_done;
            }
        #endif

        default :
            RTW_ERR("site survey check code (%d) unknown\n", ssc_chk);
            need_indicate_scan_done = _TRUE;
            goto check_need_indicate_scan_done;
    }

    rtw_ps_deny(padapter, PS_DENY_SCAN);
    ps_denied = _TRUE;
    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
    }

#else


#ifdef CONFIG_MP_INCLUDED
    if (rtw_mp_mode_check(padapter)) {
        RTW_INFO("MP mode block Scan request\n");
        ret = -EPERM;
        goto exit;
    }
#endif

#ifdef CONFIG_P2P
    if (pwdinfo->driver_interface == DRIVER_CFG80211) {
        if (request->n_ssids && ssids
            && _rtw_memcmp(ssids[0].ssid, "DIRECT-", 7)
            && rtw_get_p2p_ie((u8 *)request->ie, request->ie_len, NULL, NULL)
        ) {
            if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
                rtw_p2p_enable(padapter, P2P_ROLE_DEVICE);
            else {
                rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
                #ifdef CONFIG_DEBUG_CFG80211
                RTW_INFO("%s, role=%d, p2p_state=%d\n", __func__, rtw_p2p_role(pwdinfo), rtw_p2p_state(pwdinfo));
                #endif
            }
            rtw_p2p_set_state(pwdinfo, P2P_STATE_LISTEN);

            if (request->n_channels == 3 &&
                request->channels[0]->hw_value == 1 &&
                request->channels[1]->hw_value == 6 &&
                request->channels[2]->hw_value == 11
            )
                social_channel = 1;
        }
    }
#endif /*CONFIG_P2P*/

    if (request->ie && request->ie_len > 0)
        rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len);

#ifdef CONFIG_RTW_REPEATER_SON
    if (padapter->rtw_rson_scanstage == RSON_SCAN_PROCESS) {
        RTW_INFO(FUNC_ADPT_FMT" blocking scan for under rson scanning process\n", FUNC_ADPT_ARG(padapter));
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
    }
#endif

    if (adapter_wdev_data(padapter)->block_scan == _TRUE) {
        RTW_INFO(FUNC_ADPT_FMT" wdev_priv.block_scan is set\n", FUNC_ADPT_ARG(padapter));
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
    }

    rtw_ps_deny(padapter, PS_DENY_SCAN);
    ps_denied = _TRUE;
    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
    }

    if (rtw_is_scan_deny(padapter)) {
        RTW_INFO(FUNC_ADPT_FMT    ": scan deny\n", FUNC_ADPT_ARG(padapter));
#ifdef CONFIG_NOTIFY_SCAN_ABORT_WITH_BUSY
        ret = -EBUSY;
        goto exit;
#else
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
#endif
    }

    /* check fw state*/
    if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE) {

#ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO(FUNC_ADPT_FMT" under WIFI_AP_STATE\n", FUNC_ADPT_ARG(padapter));
#endif

        if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS | WIFI_UNDER_SURVEY | WIFI_UNDER_LINKING) == _TRUE) {
            RTW_INFO("%s, fwstate=0x%x\n", __func__, pmlmepriv->fw_state);

            if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
                RTW_INFO("AP mode process WPS\n");

            need_indicate_scan_done = _TRUE;
            goto check_need_indicate_scan_done;
        }
    }

    if (check_fwstate(pmlmepriv, WIFI_UNDER_SURVEY) == _TRUE) {
        RTW_INFO("%s, fwstate=0x%x\n", __func__, pmlmepriv->fw_state);
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
    } else if (check_fwstate(pmlmepriv, WIFI_UNDER_LINKING) == _TRUE) {
        RTW_INFO("%s, fwstate=0x%x\n", __func__, pmlmepriv->fw_state);
        ret = -EBUSY;
        goto check_need_indicate_scan_done;
    }

#ifdef CONFIG_CONCURRENT_MODE
    if (rtw_mi_buddy_check_fwstate(padapter, WIFI_UNDER_LINKING | WIFI_UNDER_WPS)) {
        RTW_INFO("%s exit due to buddy_intf's mlme state under linking or wps\n", __func__);
        need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;

    } else if (rtw_mi_buddy_check_fwstate(padapter, WIFI_UNDER_SURVEY)) {
        bool scan_via_buddy = rtw_cfg80211_scan_via_buddy(padapter, request);

        if (scan_via_buddy == _FALSE)
            need_indicate_scan_done = _TRUE;

        goto check_need_indicate_scan_done;
    }
#endif /* CONFIG_CONCURRENT_MODE */

#ifdef RTW_BUSY_DENY_SCAN
    /*
     * busy traffic check
     * Rules:
     * 1. If (scan interval <= BUSY_TRAFFIC_SCAN_DENY_PERIOD) always allow
     *    scan, otherwise goto rule 2.
     * 2. Deny scan if any interface is busy, otherwise allow scan.
     */
    if (pmlmepriv->lastscantime
        && (rtw_get_passing_time_ms(pmlmepriv->lastscantime) >
        registry_par->scan_interval_thr)
        && rtw_mi_busy_traffic_check(padapter)) {
        RTW_WARN(FUNC_ADPT_FMT ": scan abort!! BusyTraffic\n",
             FUNC_ADPT_ARG(padapter));
         need_indicate_scan_done = _TRUE;
        goto check_need_indicate_scan_done;
    }
#endif /* RTW_BUSY_DENY_SCAN */
#endif

#ifdef CONFIG_P2P
    if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE) && !rtw_p2p_chk_state(pwdinfo, P2P_STATE_IDLE)) {
        rtw_p2p_set_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH);

        if (social_channel == 0)
            rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_NONE);
        else
            rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_SOCIAL_LAST);
    }
#endif /* CONFIG_P2P */

    rtw_init_sitesurvey_parm(padapter, &parm);

    /* parsing request ssids, n_ssids */
    for (i = 0; i < request->n_ssids && ssids && i < RTW_SSID_SCAN_AMOUNT; i++) {
        #ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO("ssid=%s, len=%d\n", ssids[i].ssid, ssids[i].ssid_len);
        #endif
        _rtw_memcpy(&parm.ssid[i].Ssid, ssids[i].ssid, ssids[i].ssid_len);
        parm.ssid[i].SsidLength = ssids[i].ssid_len;
    }
    parm.ssid_num = i;

    /* no ssid entry, set the scan type as passvie */
    if (request->n_ssids == 0)
        parm.scan_mode = SCAN_PASSIVE;

    /* parsing channels, n_channels */
    for (i = 0; i < request->n_channels && i < RTW_CHANNEL_SCAN_AMOUNT; i++) {
        #ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO(FUNC_ADPT_FMT CHAN_FMT"\n", FUNC_ADPT_ARG(padapter), CHAN_ARG(request->channels[i]));
        #endif
        parm.ch[i].hw_value = request->channels[i]->hw_value;
        parm.ch[i].flags = request->channels[i]->flags;
    }
    parm.ch_num = i;

    if (request->n_channels == 1) {
        for (i = 1; i < survey_times_for_one_ch; i++)
            _rtw_memcpy(&parm.ch[i], &parm.ch[0], sizeof(struct rtw_ieee80211_channel));
        parm.ch_num = survey_times_for_one_ch;
    } else if (request->n_channels <= 4) {
        for (j = request->n_channels - 1; j >= 0; j--)
            for (i = 0; i < survey_times; i++)
                _rtw_memcpy(&parm.ch[j * survey_times + i], &parm.ch[j], sizeof(struct rtw_ieee80211_channel));
        parm.ch_num = survey_times * request->n_channels;
    }

    _enter_critical_bh(&pwdev_priv->scan_req_lock, &irqL);
    _enter_critical_bh(&pmlmepriv->lock, &irqL);
    _status = rtw_sitesurvey_cmd(padapter, &parm);
    if (_status == _SUCCESS)
        pwdev_priv->scan_request = request;
    else
        ret = -1;
    _exit_critical_bh(&pmlmepriv->lock, &irqL);
    _exit_critical_bh(&pwdev_priv->scan_req_lock, &irqL);

check_need_indicate_scan_done:
    if (_TRUE == need_indicate_scan_done) {
#if (KERNEL_VERSION(4, 8, 0) <= LINUX_VERSION_CODE)
        struct cfg80211_scan_info info;

        memset(&info, 0, sizeof(info));
        info.aborted = 0;
#endif
        /* the process time of scan results must be over at least 1ms in the newly Android */
        rtw_msleep_os(1); 

        _rtw_cfg80211_surveydone_event_callback(padapter, request);
#if (KERNEL_VERSION(4, 8, 0) <= LINUX_VERSION_CODE)
#ifdef CONFIG_RTL8822CS_WIFI_HDF
        HdfWifiEventScanDone(get_rtl_netdev(), 0);
        WifiScanFree(&request);
#else
        cfg80211_scan_done(request, &info);
#endif
#else
        cfg80211_scan_done(request, 0);
#endif
    }

    if (ps_denied == _TRUE)
        rtw_ps_deny_cancel(padapter, PS_DENY_SCAN);

exit:
#ifdef RTW_BUSY_DENY_SCAN
    if (pmlmepriv)
        pmlmepriv->lastscantime = rtw_get_current_time();
#endif

    return ret;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0))
static void cfg80211_rtw_abort_scan(struct wiphy *wiphy,
                    struct wireless_dev *wdev)
{
    _adapter *padapter = wiphy_to_adapter(wiphy);

    RTW_INFO("=>"FUNC_ADPT_FMT" - Abort Scan\n", FUNC_ADPT_ARG(padapter));
    if (wdev->iftype != NL80211_IFTYPE_STATION) {
        RTW_ERR("abort scan ignored, iftype(%d)\n", wdev->iftype);
        return;
    }
    rtw_scan_abort(padapter);
}
#endif

static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed)
{
#if 0
    struct iwm_priv *iwm = wiphy_to_iwm(wiphy);

    if (changed & WIPHY_PARAM_RTS_THRESHOLD &&
        (iwm->conf.rts_threshold != wiphy->rts_threshold)) {
        int ret;

        iwm->conf.rts_threshold = wiphy->rts_threshold;

        ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX,
                CFG_RTS_THRESHOLD,
                iwm->conf.rts_threshold);
        if (ret < 0)
            return ret;
    }

    if (changed & WIPHY_PARAM_FRAG_THRESHOLD &&
        (iwm->conf.frag_threshold != wiphy->frag_threshold)) {
        int ret;

        iwm->conf.frag_threshold = wiphy->frag_threshold;

        ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_FA_CFG_FIX,
                CFG_FRAG_THRESHOLD,
                iwm->conf.frag_threshold);
        if (ret < 0)
            return ret;
    }
#endif
    RTW_INFO("%s\n", __func__);
    return 0;
}



static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version)
{
    RTW_INFO("%s, wpa_version=%d\n", __func__, wpa_version);

    if (!wpa_version) {
        psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
        return 0;
    }


    if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2))
        psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK;

#if 0
    if (wpa_version & NL80211_WPA_VERSION_2)
        psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK;
#endif

    #ifdef CONFIG_WAPI_SUPPORT
    if (wpa_version & NL80211_WAPI_VERSION_1)
        psecuritypriv->ndisauthtype = Ndis802_11AuthModeWAPI;
    #endif

    return 0;

}

static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv,
        enum nl80211_auth_type sme_auth_type)
{
    RTW_INFO("%s, nl80211_auth_type=%d\n", __func__, sme_auth_type);

#ifndef CONFIG_KERNEL_PATCH_EXTERNAL_AUTH
    if (NL80211_AUTHTYPE_MAX <= (int)MLME_AUTHTYPE_SAE) {
        if (MLME_AUTHTYPE_SAE == psecuritypriv->auth_type) {
            /* This case pre handle in
             * rtw_check_connect_sae_compat()
             */
            psecuritypriv->auth_alg = WLAN_AUTH_SAE;
            return 0;
        }
    } else
#endif
    if (sme_auth_type == (int)MLME_AUTHTYPE_SAE) {
        psecuritypriv->auth_type = MLME_AUTHTYPE_SAE;
        psecuritypriv->auth_alg = WLAN_AUTH_SAE;
        return 0;
    }

    psecuritypriv->auth_type = sme_auth_type;

    switch (sme_auth_type) {
    case NL80211_AUTHTYPE_AUTOMATIC:

        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;

        break;
    case NL80211_AUTHTYPE_OPEN_SYSTEM:

        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;

        if (psecuritypriv->ndisauthtype > Ndis802_11AuthModeWPA)
            psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;

#ifdef CONFIG_WAPI_SUPPORT
        if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWAPI)
            psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_WAPI;
#endif

        break;
    case NL80211_AUTHTYPE_SHARED_KEY:

        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;

        psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;


        break;
    default:
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
        /* return -ENOTSUPP; */
    }

    return 0;

}

static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast)
{
    u32 ndisencryptstatus = Ndis802_11EncryptionDisabled;

    u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm :
        &psecuritypriv->dot118021XGrpPrivacy;

    RTW_INFO("%s, ucast=%d, cipher=0x%x\n", __func__, ucast, cipher);


    if (!cipher) {
        *profile_cipher = _NO_PRIVACY_;
        psecuritypriv->ndisencryptstatus = ndisencryptstatus;
        return 0;
    }

    switch (cipher) {
    case IW_AUTH_CIPHER_NONE:
        *profile_cipher = _NO_PRIVACY_;
        ndisencryptstatus = Ndis802_11EncryptionDisabled;
#ifdef CONFIG_WAPI_SUPPORT
        if (psecuritypriv->dot11PrivacyAlgrthm == _SMS4_)
            *profile_cipher = _SMS4_;
#endif
        break;
    case WLAN_CIPHER_SUITE_WEP40:
        *profile_cipher = _WEP40_;
        ndisencryptstatus = Ndis802_11Encryption1Enabled;
        break;
    case WLAN_CIPHER_SUITE_WEP104:
        *profile_cipher = _WEP104_;
        ndisencryptstatus = Ndis802_11Encryption1Enabled;
        break;
    case WLAN_CIPHER_SUITE_TKIP:
        *profile_cipher = _TKIP_;
        ndisencryptstatus = Ndis802_11Encryption2Enabled;
        break;
    case WLAN_CIPHER_SUITE_CCMP:
        *profile_cipher = _AES_;
        ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WIFI_CIPHER_SUITE_GCMP:
        *profile_cipher = _GCMP_;
        ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WIFI_CIPHER_SUITE_GCMP_256:
        *profile_cipher = _GCMP_256_;
        ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WIFI_CIPHER_SUITE_CCMP_256:
        *profile_cipher = _CCMP_256_;
        ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
#ifdef CONFIG_WAPI_SUPPORT
    case WLAN_CIPHER_SUITE_SMS4:
        *profile_cipher = _SMS4_;
        ndisencryptstatus = Ndis802_11_EncrypteionWAPI;
        break;
#endif
    default:
        RTW_INFO("Unsupported cipher: 0x%x\n", cipher);
        return -ENOTSUPP;
    }

    if (ucast) {
        psecuritypriv->ndisencryptstatus = ndisencryptstatus;

        /* if(psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */
        /*    psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */
    }

    return 0;
}

static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt)
{
    RTW_INFO("%s, key_mgt=0x%x\n", __func__, key_mgt);

    if (key_mgt == WLAN_AKM_SUITE_8021X) {
        /* *auth_type = UMAC_AUTH_TYPE_8021X; */
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
        psecuritypriv->rsn_akm_suite_type = 1;
    } else if (key_mgt == WLAN_AKM_SUITE_PSK) {
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
        psecuritypriv->rsn_akm_suite_type = 2;
    }
#ifdef CONFIG_WAPI_SUPPORT
    else if (key_mgt == WLAN_AKM_SUITE_WAPI_PSK)
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_WAPI;
    else if (key_mgt == WLAN_AKM_SUITE_WAPI_CERT)
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_WAPI;
#endif
#ifdef CONFIG_RTW_80211R
    else if (key_mgt == WLAN_AKM_SUITE_FT_8021X) {
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
        psecuritypriv->rsn_akm_suite_type = 3;
    } else if (key_mgt == WLAN_AKM_SUITE_FT_PSK) {
        psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
        psecuritypriv->rsn_akm_suite_type = 4;
    } else if ((key_mgt == WLAN_AKM_SUITE_FT_OVER_SAE)
        || (key_mgt == WLAN_AKM_SUITE_FT_FILS_SHA256)
        ) {
        RTW_INFO("FT-SAE key mgt: 0x%x\n", key_mgt);
        if (key_mgt == WLAN_AKM_SUITE_FT_OVER_SAE)
            psecuritypriv->rsn_akm_suite_type = 9;
    }
#endif
    else if (key_mgt == WLAN_AKM_SUITE_SAE) { 
        psecuritypriv->rsn_akm_suite_type = 8; 
    } else {
        RTW_INFO("Invalid key mgt: 0x%x\n", key_mgt);
        /* return -EINVAL; */
    }

    return 0;
}

static int rtw_cfg80211_set_wpa_ie(_adapter *padapter, u8 *pie, size_t ielen)
{
    u8 *buf = NULL, *pos = NULL;
    int group_cipher = 0, pairwise_cipher = 0;
    u8 mfp_opt = MFP_NO;
    int ret = 0;
    int wpa_ielen = 0;
    int wpa2_ielen = 0;
    int rsnx_ielen = 0;
    u8 *pwpa, *pwpa2, *prsnx;
    u8 null_addr[] = {0, 0, 0, 0, 0, 0};

    if (pie == NULL || !ielen) {
        /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */
        _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
        goto exit;
    }

    if (ielen > MAX_WPA_IE_LEN + MAX_WPS_IE_LEN + MAX_P2P_IE_LEN) {
        ret = -EINVAL;
        goto exit;
    }

    buf = rtw_zmalloc(ielen);
    if (buf == NULL) {
        ret =  -ENOMEM;
        goto exit;
    }

    _rtw_memcpy(buf, pie , ielen);

    RTW_INFO("set wpa_ie(length:%zu):\n", ielen);
    RTW_INFO_DUMP(NULL, buf, ielen);

    pos = buf;
    if (ielen < RSN_HEADER_LEN) {
        ret  = -1;
        goto exit;
    }

    pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen);
    if (pwpa && wpa_ielen > 0) {
        if (rtw_parse_wpa_ie(pwpa, wpa_ielen + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
            padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
            padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK;
            _rtw_memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen + 2);

            RTW_INFO("got wpa_ie, wpa_ielen:%u\n", wpa_ielen);
        }
    }

    pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen);
    if (pwpa2 && wpa2_ielen > 0) {
        if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen + 2, &group_cipher, &pairwise_cipher, NULL, NULL, &mfp_opt, NULL) == _SUCCESS) {
            padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
            padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK;
            _rtw_memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen + 2);

            RTW_INFO("got wpa2_ie, wpa2_ielen:%u\n", wpa2_ielen);
        }

        prsnx = rtw_get_ie(buf, WLAN_EID_RSNX, &rsnx_ielen, ielen);
        if (prsnx && (rsnx_ielen > 0)) {
            if ((rsnx_ielen + 2) <= MAX_RSNX_IE_LEN) {
                _rtw_memset(padapter->securitypriv.rsnx_ie, 0,
                    MAX_RSNX_IE_LEN);
                padapter->securitypriv.rsnx_ie_len = \
                    (rsnx_ielen + 2);
                _rtw_memcpy(padapter->securitypriv.rsnx_ie,
                    prsnx,
                padapter->securitypriv.rsnx_ie_len);
            } else
                RTW_ERR("%s:no more buf to save RSNX Cap!\n",
                    __func__);
        } else {
            _rtw_memset(padapter->securitypriv.rsnx_ie, 0,
                    MAX_RSNX_IE_LEN);
            padapter->securitypriv.rsnx_ie_len = 0;
        }
    } /* end of (pwpa2 && wpa2_ielen > 0) */

    if (group_cipher == 0)
        group_cipher = WPA_CIPHER_NONE;
    if (pairwise_cipher == 0)
        pairwise_cipher = WPA_CIPHER_NONE;

    switch (group_cipher) {
    case WPA_CIPHER_NONE:
        padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
        break;
    case WPA_CIPHER_WEP40:
        padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
        break;
    case WPA_CIPHER_TKIP:
        padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
        break;
    case WPA_CIPHER_CCMP:
        padapter->securitypriv.dot118021XGrpPrivacy = _AES_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_GCMP:
        padapter->securitypriv.dot118021XGrpPrivacy = _GCMP_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_GCMP_256:
        padapter->securitypriv.dot118021XGrpPrivacy = _GCMP_256_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_CCMP_256:
        padapter->securitypriv.dot118021XGrpPrivacy = _CCMP_256_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_WEP104:
        padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
        break;
    }

    switch (pairwise_cipher) {
    case WPA_CIPHER_NONE:
        padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
        break;
    case WPA_CIPHER_WEP40:
        padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
        break;
    case WPA_CIPHER_TKIP:
        padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
        break;
    case WPA_CIPHER_CCMP:
        padapter->securitypriv.dot11PrivacyAlgrthm = _AES_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_GCMP:
        padapter->securitypriv.dot11PrivacyAlgrthm = _GCMP_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_GCMP_256:
        padapter->securitypriv.dot11PrivacyAlgrthm = _GCMP_256_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_CCMP_256:
        padapter->securitypriv.dot11PrivacyAlgrthm = _CCMP_256_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
        break;
    case WPA_CIPHER_WEP104:
        padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
        padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
        break;
    }

    if (mfp_opt == MFP_INVALID) {
        RTW_INFO(FUNC_ADPT_FMT" invalid MFP setting\n", FUNC_ADPT_ARG(padapter));
        ret = -EINVAL;
        goto exit;
    }
    padapter->securitypriv.mfp_opt = mfp_opt;

    {/* handle wps_ie */
        uint wps_ielen;
        u8 *wps_ie;

        wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen);
        if (wps_ie && wps_ielen > 0) {
            RTW_INFO("got wps_ie, wps_ielen:%u\n", wps_ielen);
            padapter->securitypriv.wps_ie_len = wps_ielen < MAX_WPS_IE_LEN ? wps_ielen : MAX_WPS_IE_LEN;
            _rtw_memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len);
            set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
        } else
            _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
    }

    {/* handle owe_ie */
        uint owe_ielen;
        u8 *owe_ie;

        owe_ie = rtw_get_owe_ie(buf, ielen, NULL, &owe_ielen);
        if (owe_ie && owe_ielen > 0) {
            RTW_INFO("got owe_ie, owe_ielen:%u\n", owe_ielen);
            padapter->securitypriv.owe_ie_len = owe_ielen < MAX_OWE_IE_LEN ? owe_ielen : MAX_OWE_IE_LEN;
            _rtw_memcpy(padapter->securitypriv.owe_ie, owe_ie, padapter->securitypriv.owe_ie_len);
        }
    }

    #ifdef CONFIG_P2P
    {/* check p2p_ie for assoc req; */
        uint p2p_ielen = 0;
        u8 *p2p_ie;
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);

        p2p_ie = rtw_get_p2p_ie(buf, ielen, NULL, &p2p_ielen);
        if (p2p_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("%s p2p_assoc_req_ielen=%d\n", __FUNCTION__, p2p_ielen);
            #endif

            if (pmlmepriv->p2p_assoc_req_ie) {
                u32 free_len = pmlmepriv->p2p_assoc_req_ie_len;
                pmlmepriv->p2p_assoc_req_ie_len = 0;
                rtw_mfree(pmlmepriv->p2p_assoc_req_ie, free_len);
                pmlmepriv->p2p_assoc_req_ie = NULL;
            }

            pmlmepriv->p2p_assoc_req_ie = rtw_malloc(p2p_ielen);
            if (pmlmepriv->p2p_assoc_req_ie == NULL) {
                RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                goto exit;
            }
            _rtw_memcpy(pmlmepriv->p2p_assoc_req_ie, p2p_ie, p2p_ielen);
            pmlmepriv->p2p_assoc_req_ie_len = p2p_ielen;
        }
    }
    #endif /* CONFIG_P2P */

    #ifdef CONFIG_WFD
    {
        uint wfd_ielen = 0;
        u8 *wfd_ie;
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);

        wfd_ie = rtw_get_wfd_ie(buf, ielen, NULL, &wfd_ielen);
        if (wfd_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("%s wfd_assoc_req_ielen=%d\n", __FUNCTION__, wfd_ielen);
            #endif

            if (rtw_mlme_update_wfd_ie_data(pmlmepriv, MLME_ASSOC_REQ_IE, wfd_ie, wfd_ielen) != _SUCCESS)
                goto exit;
        }
    }
    #endif /* CONFIG_WFD */

    #ifdef CONFIG_RTW_MULTI_AP
    padapter->multi_ap = rtw_get_multi_ap_ie_ext(buf, ielen) & MULTI_AP_BACKHAUL_STA;
    if (padapter->multi_ap)
        adapter_set_use_wds(padapter, 1);
    #endif

    /* TKIP and AES disallow multicast packets until installing group key */
    if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_
        || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_
        || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_
        || padapter->securitypriv.dot11PrivacyAlgrthm == _GCMP_
        || padapter->securitypriv.dot11PrivacyAlgrthm == _GCMP_256_
        || padapter->securitypriv.dot11PrivacyAlgrthm == _CCMP_256_)
        /* WPS open need to enable multicast */
        /* || check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == _TRUE) */
        rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr);


exit:
    if (buf)
        rtw_mfree(buf, ielen);
    if (ret)
        _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);

    return ret;
}

static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
                  struct cfg80211_ibss_params *params)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    NDIS_802_11_SSID ndis_ssid;
    struct security_priv *psecuritypriv = &padapter->securitypriv;
    struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    struct cfg80211_chan_def *pch_def;
#endif
    struct ieee80211_channel *pch;
    int ret = 0;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    pch_def = (struct cfg80211_chan_def *)(&params->chandef);
    pch = (struct ieee80211_channel *) pch_def->chan;
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31))
    pch = (struct ieee80211_channel *)(params->channel);
#endif

    if (!params->ssid || !params->ssid_len) {
        ret = -EINVAL;
        goto exit;
    }

    if (params->ssid_len > IW_ESSID_MAX_SIZE) {
        ret = -E2BIG;
        goto exit;
    }

    rtw_ps_deny(padapter, PS_DENY_JOIN);
    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        ret = -EPERM;
        goto cancel_ps_deny;
    }

#ifdef CONFIG_CONCURRENT_MODE
    if (rtw_mi_buddy_check_fwstate(padapter, WIFI_UNDER_LINKING)) {
        RTW_INFO("%s, but buddy_intf is under linking\n", __FUNCTION__);
        ret = -EINVAL;
        goto cancel_ps_deny;
    }
    rtw_mi_buddy_scan_abort(padapter, _TRUE); /* OR rtw_mi_scan_abort(padapter, _TRUE);*/
#endif /*CONFIG_CONCURRENT_MODE*/


    _rtw_memset(&ndis_ssid, 0, sizeof(NDIS_802_11_SSID));
    ndis_ssid.SsidLength = params->ssid_len;
    _rtw_memcpy(ndis_ssid.Ssid, (u8 *)params->ssid, params->ssid_len);

    /* RTW_INFO("ssid=%s, len=%zu\n", ndis_ssid.Ssid, params->ssid_len); */

    psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
    psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
    psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
    psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
    psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;

    ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM);
    rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype);

    RTW_INFO("%s: center_freq = %d\n", __func__, pch->center_freq);
    pmlmeext->cur_channel = rtw_freq2ch(pch->center_freq);

    if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == _FALSE) {
        ret = -1;
        goto cancel_ps_deny;
    }

cancel_ps_deny:
    rtw_ps_deny_cancel(padapter, PS_DENY_JOIN);
exit:
    return ret;
}

static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
    enum nl80211_iftype old_type;
    int ret = 0;

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

#if (RTW_CFG80211_BLOCK_STA_DISCON_EVENT & RTW_CFG80211_BLOCK_DISCON_WHEN_DISCONNECT)
    rtw_wdev_set_not_indic_disco(adapter_wdev_data(padapter), 1);
#endif

    old_type = rtw_wdev->iftype;

    rtw_set_to_roam(padapter, 0);

    if (check_fwstate(&padapter->mlmepriv, WIFI_ASOC_STATE)) {
        rtw_scan_abort(padapter);
        LeaveAllPowerSaveMode(padapter);

        rtw_wdev->iftype = NL80211_IFTYPE_STATION;

        if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure, 0) == _FALSE) {
            rtw_wdev->iftype = old_type;
            ret = -EPERM;
            goto leave_ibss;
        }
        rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, RTW_CMDF_WAIT_ACK);
    }

leave_ibss:
#if (RTW_CFG80211_BLOCK_STA_DISCON_EVENT & RTW_CFG80211_BLOCK_DISCON_WHEN_DISCONNECT)
    rtw_wdev_set_not_indic_disco(adapter_wdev_data(padapter), 0);
#endif

    return 0;
}

bool rtw_cfg80211_is_connect_requested(_adapter *adapter)
{
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
    _irqL irqL;
    bool requested;

    _enter_critical_bh(&pwdev_priv->connect_req_lock, &irqL);
    requested = pwdev_priv->connect_req ? 1 : 0;
    _exit_critical_bh(&pwdev_priv->connect_req_lock, &irqL);

    return requested;
}

static int _rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);


    /* if(check_fwstate(&padapter->mlmepriv, WIFI_ASOC_STATE)) */
    {
        rtw_scan_abort(padapter);
        rtw_join_abort_timeout(padapter, 300);
        LeaveAllPowerSaveMode(padapter);
        rtw_disassoc_cmd(padapter, 500, RTW_CMDF_WAIT_ACK);
#ifdef CONFIG_RTW_REPEATER_SON
        rtw_rson_do_disconnect(padapter);
#endif
        RTW_INFO("%s...call rtw_indicate_disconnect\n", __func__);

        rtw_free_assoc_resources_cmd(padapter, _TRUE, RTW_CMDF_WAIT_ACK);

        /* indicate locally_generated = 0 when suspend */
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0))
        rtw_indicate_disconnect(padapter, 0, wiphy->dev.power.is_prepared ? _FALSE : _TRUE);
        #else
        /*
        * for kernel < 4.2, DISCONNECT event is hardcoded with
        * NL80211_ATTR_DISCONNECTED_BY_AP=1 in NL80211 layer
        * no need to judge if under suspend
        */
        rtw_indicate_disconnect(padapter, 0, _TRUE);
        #endif

        rtw_pwr_wakeup(padapter);
    }
    return 0;
}

#if (KERNEL_VERSION(4, 17, 0) > LINUX_VERSION_CODE) \
    && !defined(CONFIG_KERNEL_PATCH_EXTERNAL_AUTH)
static bool rtw_check_connect_sae_compat(struct cfg80211_connect_params *sme)
{
    struct rtw_ieee802_11_elems elems;
    struct rsne_info info;
    u8 AKM_SUITE_SAE[] = { 0x00, 0x0f, 0xac, 8 };
#ifdef CONFIG_RTW_80211R
    u8 AKM_SUITE_FTSAE[] = { 0x00, 0x0f, 0xac, 9 };
#endif
    int i;

    if (sme->auth_type != (int)MLME_AUTHTYPE_SHARED_KEY)
        return false;

    if (rtw_ieee802_11_parse_elems((u8 *)sme->ie, sme->ie_len, &elems, 0)
        == ParseFailed)
        return false;

    if (!elems.rsn_ie)
        return false;

    if (rtw_rsne_info_parse(elems.rsn_ie - 2, elems.rsn_ie_len + 2, &info) == _FAIL)
        return false;

    for (i = 0; i < info.akm_cnt; i++) {
        if ((memcmp(info.akm_list + i * RSN_SELECTOR_LEN,
               AKM_SUITE_SAE, RSN_SELECTOR_LEN) == 0)
    #ifdef CONFIG_RTW_80211R
            || (memcmp(info.akm_list + i * RSN_SELECTOR_LEN,
                           AKM_SUITE_FTSAE, RSN_SELECTOR_LEN) == 0)
    #endif
        )
            return true;
    }
    return false;
}
#else
#define rtw_check_connect_sae_compat(sme)    false
#endif

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev,
                struct cfg80211_connect_params *sme)
{
    int ret = 0;
    NDIS_802_11_AUTHENTICATION_MODE authmode;
    NDIS_802_11_SSID ndis_ssid;
    /* u8 matched_by_bssid=_FALSE; */
    /* u8 matched_by_ssid=_FALSE; */
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv *psecuritypriv = &padapter->securitypriv;
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
    _irqL irqL;

#if (RTW_CFG80211_BLOCK_STA_DISCON_EVENT & RTW_CFG80211_BLOCK_DISCON_WHEN_CONNECT)
    rtw_wdev_set_not_indic_disco(pwdev_priv, 1);
#endif

    RTW_INFO("=>"FUNC_NDEV_FMT" - Start to Connection\n", FUNC_NDEV_ARG(ndev));
    RTW_INFO("privacy=%d, key=%p, key_len=%d, key_idx=%d, auth_type=%d\n",
        sme->privacy, sme->key, sme->key_len, sme->key_idx, sme->auth_type);

    if (rtw_check_connect_sae_compat(sme)) {
        sme->auth_type = (int)MLME_AUTHTYPE_SAE;
        psecuritypriv->auth_type = MLME_AUTHTYPE_SAE;
        psecuritypriv->auth_alg = WLAN_AUTH_SAE;
        RTW_INFO("%s set sme->auth_type for SAE compat\n", __FUNCTION__);
    }

    if (pwdev_priv->block == _TRUE) {
        ret = -EBUSY;
        RTW_INFO("%s wdev_priv.block is set\n", __FUNCTION__);
        goto exit;
    }

       if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE | WIFI_UNDER_LINKING) == _TRUE) {

        _rtw_disconnect(wiphy, ndev);
        RTW_INFO("%s disconnect before connecting! fw_state=0x%x\n",
            __FUNCTION__, pmlmepriv->fw_state);
    }

#ifdef CONFIG_PLATFORM_MSTAR_SCAN_BEFORE_CONNECT
    printk("MStar Android!\n");
    if (pwdev_priv->bandroid_scan == _FALSE) {
#ifdef CONFIG_P2P
        struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
        if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
#endif /* CONFIG_P2P */
        {
            ret = -EBUSY;
            printk("Android hasn't attached yet!\n");
            goto exit;
        }
    }
#endif

    if (!sme->ssid || !sme->ssid_len) {
        ret = -EINVAL;
        goto exit;
    }

    if (sme->ssid_len > IW_ESSID_MAX_SIZE) {
        ret = -E2BIG;
        goto exit;
    }

    rtw_ps_deny(padapter, PS_DENY_JOIN);
    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        ret = -EPERM;
        goto cancel_ps_deny;
    }

    rtw_mi_scan_abort(padapter, _TRUE);

    rtw_join_abort_timeout(padapter, 300);
#ifdef CONFIG_CONCURRENT_MODE
    if (rtw_mi_buddy_check_fwstate(padapter, WIFI_UNDER_LINKING)) {
        ret = -EINVAL;
        goto cancel_ps_deny;
    }
#endif

    _rtw_memset(&ndis_ssid, 0, sizeof(NDIS_802_11_SSID));
    ndis_ssid.SsidLength = sme->ssid_len;
    _rtw_memcpy(ndis_ssid.Ssid, (u8 *)sme->ssid, sme->ssid_len);

    RTW_INFO("ssid=%s, len=%zu\n", ndis_ssid.Ssid, sme->ssid_len);


    if (sme->bssid)
        RTW_INFO("bssid="MAC_FMT"\n", MAC_ARG(sme->bssid));


    psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
    psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
    psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
    psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
    psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
    psecuritypriv->auth_alg = WLAN_AUTH_OPEN;
    psecuritypriv->extauth_status = WLAN_STATUS_UNSPECIFIED_FAILURE;

#ifdef CONFIG_WAPI_SUPPORT
    padapter->wapiInfo.bWapiEnable = false;
#endif

    ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions);
    if (ret < 0)
        goto cancel_ps_deny;

#ifdef CONFIG_WAPI_SUPPORT
    if (sme->crypto.wpa_versions & NL80211_WAPI_VERSION_1) {
        padapter->wapiInfo.bWapiEnable = true;
        padapter->wapiInfo.extra_prefix_len = WAPI_EXT_LEN;
        padapter->wapiInfo.extra_postfix_len = SMS4_MIC_LEN;
    }
#endif

    ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type);

#ifdef CONFIG_WAPI_SUPPORT
    if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_WAPI)
        padapter->mlmeextpriv.mlmext_info.auth_algo = psecuritypriv->dot11AuthAlgrthm;
#endif


    if (ret < 0)
        goto cancel_ps_deny;

    RTW_INFO("%s, ie_len=%zu\n", __func__, sme->ie_len);

    ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len);
    if (ret < 0)
        goto cancel_ps_deny;

    if (sme->crypto.n_ciphers_pairwise) {
        ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], _TRUE);
        if (ret < 0)
            goto cancel_ps_deny;
    }

    /* For WEP Shared auth */
    if (sme->key_len > 0 && sme->key) {
        u32 wep_key_idx, wep_key_len, wep_total_len;
        NDIS_802_11_WEP    *pwep = NULL;
        RTW_INFO("%s(): Shared/Auto WEP\n", __FUNCTION__);

        wep_key_idx = sme->key_idx;
        wep_key_len = sme->key_len;

        if (sme->key_idx > WEP_KEYS) {
            ret = -EINVAL;
            goto cancel_ps_deny;
        }

        if (wep_key_len > 0) {
            wep_key_len = wep_key_len <= 5 ? 5 : 13;
            wep_total_len = wep_key_len + FIELD_OFFSET(NDIS_802_11_WEP, KeyMaterial);
            pwep = (NDIS_802_11_WEP *) rtw_malloc(wep_total_len);
            if (pwep == NULL) {
                RTW_INFO(" wpa_set_encryption: pwep allocate fail !!!\n");
                ret = -ENOMEM;
                goto cancel_ps_deny;
            }

            _rtw_memset(pwep, 0, wep_total_len);

            pwep->KeyLength = wep_key_len;
            pwep->Length = wep_total_len;

            if (wep_key_len == 13) {
                padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
                padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
            }
        } else {
            ret = -EINVAL;
            goto cancel_ps_deny;
        }

        pwep->KeyIndex = wep_key_idx;
        pwep->KeyIndex |= 0x80000000;

        _rtw_memcpy(pwep->KeyMaterial, (void *)sme->key, pwep->KeyLength);

        if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL)
            ret = -EOPNOTSUPP ;

        if (pwep)
            rtw_mfree((u8 *)pwep, wep_total_len);

        if (ret < 0)
            goto cancel_ps_deny;
    }

    ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, _FALSE);
    if (ret < 0)
        return ret;

    if (sme->crypto.n_akm_suites) {
        ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]);
        if (ret < 0)
            goto cancel_ps_deny;
    }
#ifdef CONFIG_8011R
    else {
        /*It could be a connection without RSN IEs*/
        psecuritypriv->rsn_akm_suite_type = 0;
    }
#endif

#ifdef CONFIG_WAPI_SUPPORT
    if (sme->crypto.akm_suites[0] == WLAN_AKM_SUITE_WAPI_PSK)
        padapter->wapiInfo.bWapiPSK = true;
    else if (sme->crypto.akm_suites[0] == WLAN_AKM_SUITE_WAPI_CERT)
        padapter->wapiInfo.bWapiPSK = false;
#endif

    authmode = psecuritypriv->ndisauthtype;
    rtw_set_802_11_authentication_mode(padapter, authmode);

    /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */

#ifdef CONFIG_RTW_MBO
    rtw_mbo_update_ie_data(padapter, (u8 *)sme->ie, sme->ie_len);
#endif

    if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid, \
            sme->channel ? sme->channel->hw_value : 0) == _FALSE) {
        ret = -1;
        goto cancel_ps_deny;
    }


    _enter_critical_bh(&pwdev_priv->connect_req_lock, &irqL);

    if (pwdev_priv->connect_req) {
        rtw_wdev_free_connect_req(pwdev_priv);
        RTW_INFO(FUNC_NDEV_FMT" free existing connect_req\n", FUNC_NDEV_ARG(ndev));
    }

    pwdev_priv->connect_req = (struct cfg80211_connect_params *)rtw_malloc(sizeof(*pwdev_priv->connect_req));
    if (pwdev_priv->connect_req)
        _rtw_memcpy(pwdev_priv->connect_req, sme, sizeof(*pwdev_priv->connect_req));
    else
        RTW_WARN(FUNC_NDEV_FMT" alloc connect_req fail\n", FUNC_NDEV_ARG(ndev));

    _exit_critical_bh(&pwdev_priv->connect_req_lock, &irqL);

    RTW_INFO("set ssid:dot11AuthAlgrthm=%d, dot11PrivacyAlgrthm=%d, dot118021XGrpPrivacy=%d\n", psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm,
        psecuritypriv->dot118021XGrpPrivacy);

cancel_ps_deny:
    rtw_ps_deny_cancel(padapter, PS_DENY_JOIN);

exit:
    RTW_INFO("<=%s, ret %d\n", __FUNCTION__, ret);

#if (RTW_CFG80211_BLOCK_STA_DISCON_EVENT & RTW_CFG80211_BLOCK_DISCON_WHEN_CONNECT)
    rtw_wdev_set_not_indic_disco(pwdev_priv, 0);
#endif

    return ret;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev,
                   u16 reason_code)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT" - Start to Disconnect\n", FUNC_NDEV_ARG(ndev));

#if (RTW_CFG80211_BLOCK_STA_DISCON_EVENT & RTW_CFG80211_BLOCK_DISCON_WHEN_DISCONNECT)
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    if (!wiphy->dev.power.is_prepared)
    #endif
        rtw_wdev_set_not_indic_disco(adapter_wdev_data(padapter), 1);
#endif

    rtw_set_to_roam(padapter, 0);

    /* if(check_fwstate(&padapter->mlmepriv, WIFI_ASOC_STATE)) */
    {
        _rtw_disconnect(wiphy, ndev);
    }

#if (RTW_CFG80211_BLOCK_STA_DISCON_EVENT & RTW_CFG80211_BLOCK_DISCON_WHEN_DISCONNECT)
    rtw_wdev_set_not_indic_disco(adapter_wdev_data(padapter), 0);
#endif

    RTW_INFO(FUNC_NDEV_FMT" return 0\n", FUNC_NDEV_ARG(ndev));
    return 0;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31))
#ifdef CONFIG_RTW_DEBUG
static const char *nl80211_tx_power_setting_str(int type)
{
    switch (type) {
    case NL80211_TX_POWER_AUTOMATIC:
        return "AUTO";
    case NL80211_TX_POWER_LIMITED:
        return "LIMIT";
    case NL80211_TX_POWER_FIXED:
        return "FIX";
    default:
        return "UNKNOWN";
    };
}
#endif    /*    CONFIG_RTW_DEBUG    */

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int cfg80211_rtw_set_txpower(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    struct wireless_dev *wdev,
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)) || defined(COMPAT_KERNEL_RELEASE)
    enum nl80211_tx_power_setting type, int mbm)
#else
    enum tx_power_setting type, int dbm)
#endif
{
#if !((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)) || defined(COMPAT_KERNEL_RELEASE))
    int mbm = dbm * 100;
#endif
    struct rtw_wiphy_data *wiphy_data = rtw_wiphy_priv(wiphy);
    _adapter *adapter = wiphy_to_adapter(wiphy);
    int ret = -EOPNOTSUPP;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    if (wdev) {
        RTW_WARN(FUNC_WIPHY_FMT" wdev specific control is not supported\n", FUNC_WIPHY_ARG(wiphy));
        goto exit;
    }
#endif

    RTW_INFO(FUNC_WIPHY_FMT" type:%s(%u) mbm:%d\n", FUNC_WIPHY_ARG(wiphy)
        , nl80211_tx_power_setting_str(type), type, mbm);

    switch (type) {
    case NL80211_TX_POWER_AUTOMATIC:
        wiphy_data->txpwr_total_lmt_mbm = UNSPECIFIED_MBM;
        wiphy_data->txpwr_total_target_mbm = UNSPECIFIED_MBM;
        ret = 0;
        break;
    case NL80211_TX_POWER_LIMITED:
        if (!phy_is_txpwr_user_mbm_valid(adapter, mbm)) {
            RTW_WARN(FUNC_WIPHY_FMT" mbm:%d not support\n", FUNC_WIPHY_ARG(wiphy), mbm);
            goto exit;
        }
        wiphy_data->txpwr_total_lmt_mbm = mbm;
        wiphy_data->txpwr_total_target_mbm = UNSPECIFIED_MBM;
        ret = 0;
        break;
    case NL80211_TX_POWER_FIXED:
        if (!phy_is_txpwr_user_mbm_valid(adapter, mbm)) {
            RTW_WARN(FUNC_WIPHY_FMT" mbm:%d not support\n", FUNC_WIPHY_ARG(wiphy), mbm);
            goto exit;
        }
        wiphy_data->txpwr_total_lmt_mbm = UNSPECIFIED_MBM;
        wiphy_data->txpwr_total_target_mbm = mbm;
        ret = 0;
        break;
    default:
        RTW_WARN(FUNC_WIPHY_FMT" unknown type:%d\n", FUNC_WIPHY_ARG(wiphy), type);
    }

    if (ret == 0)
        rtw_run_in_thread_cmd_wait(adapter, ((void *)(rtw_hal_update_txpwr_level)), adapter, 2000);

exit:
    return ret;
}

static int cfg80211_rtw_get_txpower(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    struct wireless_dev *wdev,
#endif
    int *dbm)
{
    struct dvobj_priv *dvobj = wiphy_to_dvobj(wiphy);
    s16 mbm;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    if (wdev && wdev_to_ndev(wdev)) {
        _adapter *adapter = (_adapter *)rtw_netdev_priv(wdev_to_ndev(wdev));
        mbm = rtw_adapter_get_oper_txpwr_max_mbm(adapter, 1);
        RTW_INFO(FUNC_ADPT_FMT" total max: %d mbm\n", FUNC_ADPT_ARG(adapter), mbm);
    } else
#endif
    {
        mbm = rtw_get_oper_txpwr_max_mbm(dvobj, 1);
        RTW_INFO(FUNC_WIPHY_FMT" total max: %d mbm\n", FUNC_WIPHY_ARG(wiphy), mbm);
    }

    *dbm = mbm / MBM_PDBM;

    return 0;
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) */

inline bool rtw_cfg80211_pwr_mgmt(_adapter *adapter)
{
    struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter);
    struct wireless_dev *wdev = rtw_wdev_priv->rtw_wdev;

    return wdev->ps;
}

static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy,
                       struct net_device *ndev,
                       bool enabled, int timeout)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT" enabled:%u, timeout:%d\n", FUNC_NDEV_ARG(ndev),
        enabled, timeout);

#ifdef CONFIG_LPS
    if (!enabled)
        rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE_CFG80211_PWRMGMT, 0);
#endif

    return 0;
}

static void _rtw_set_pmksa(struct net_device *ndev,
    u8 *bssid, u8 *pmkid)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv *psecuritypriv = &padapter->securitypriv;
    u8 index, blInserted = _FALSE;

    /* overwrite PMKID */
    for (index = 0 ; index < NUM_PMKID_CACHE; index++) {
        if (_rtw_memcmp(psecuritypriv->PMKIDList[index].Bssid, bssid, ETH_ALEN) == _TRUE) {
            /* BSSID is matched, the same AP => rewrite with new PMKID. */
            RTW_INFO("BSSID("MAC_FMT") exists in the PMKList.\n", MAC_ARG(bssid));

            _rtw_memcpy(psecuritypriv->PMKIDList[index].PMKID, pmkid, WLAN_PMKID_LEN);
            psecuritypriv->PMKIDList[index].bUsed = _TRUE;
            blInserted = _TRUE;
            break;
        }
    }

    if (!blInserted) {
        /* Find a new entry */
        RTW_INFO("Use the new entry index = %d for this PMKID.\n",
            psecuritypriv->PMKIDIndex);

        _rtw_memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, bssid, ETH_ALEN);
        _rtw_memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, pmkid, WLAN_PMKID_LEN);

        psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = _TRUE;
        psecuritypriv->PMKIDIndex++ ;
        if (psecuritypriv->PMKIDIndex == 16)
            psecuritypriv->PMKIDIndex = 0;
    }
}

static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy,
                  struct net_device *ndev,
                  struct cfg80211_pmksa *pmksa)
{
    u8    index, blInserted = _FALSE;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_priv *mlme = &padapter->mlmepriv;
    struct security_priv    *psecuritypriv = &padapter->securitypriv;
    u8    strZeroMacAddress[ETH_ALEN] = { 0x00 };
    bool sae_auth = rtw_sec_chk_auth_type(padapter, MLME_AUTHTYPE_SAE);

    RTW_INFO(FUNC_NDEV_FMT" "MAC_FMT" "KEY_FMT"\n", FUNC_NDEV_ARG(ndev)
        , MAC_ARG(pmksa->bssid), KEY_ARG(pmksa->pmkid));

    if (_rtw_memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN) == _TRUE)
        return -EINVAL;

    _rtw_set_pmksa(ndev, (u8 *)pmksa->bssid, (u8 *)pmksa->pmkid);

    if (sae_auth &&
        (psecuritypriv->extauth_status == WLAN_STATUS_SUCCESS)) {
        RTW_PRINT("SAE: auth success, start assoc\n");
        start_clnt_assoc(padapter);
    }

    return 0;
}

static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy,
                  struct net_device *ndev,
                  struct cfg80211_pmksa *pmksa)
{
    u8    index, bMatched = _FALSE;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv    *psecuritypriv = &padapter->securitypriv;

    RTW_INFO(FUNC_NDEV_FMT" "MAC_FMT" "KEY_FMT"\n", FUNC_NDEV_ARG(ndev)
        , MAC_ARG(pmksa->bssid), KEY_ARG(pmksa->pmkid));

    for (index = 0 ; index < NUM_PMKID_CACHE; index++) {
        if (_rtw_memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN) == _TRUE) {
            /* BSSID is matched, the same AP => Remove this PMKID information and reset it. */
            _rtw_memset(psecuritypriv->PMKIDList[index].Bssid, 0x00, ETH_ALEN);
            _rtw_memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN);
            psecuritypriv->PMKIDList[index].bUsed = _FALSE;
            bMatched = _TRUE;
            RTW_INFO(FUNC_NDEV_FMT" clear id:%hhu\n", FUNC_NDEV_ARG(ndev), index);
            break;
        }
    }

    if (_FALSE == bMatched) {
        RTW_INFO(FUNC_NDEV_FMT" do not have matched BSSID\n"
            , FUNC_NDEV_ARG(ndev));
        return -EINVAL;
    }

    return 0;
}

static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy,
                    struct net_device *ndev)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct security_priv    *psecuritypriv = &padapter->securitypriv;

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    _rtw_memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
    psecuritypriv->PMKIDIndex = 0;

    return 0;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int rtw_cfg80211_monitor_if_open(struct net_device *ndev)
{
    int ret = 0;

    RTW_INFO("%s\n", __func__);

    return ret;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int rtw_cfg80211_monitor_if_close(struct net_device *ndev)
{
    int ret = 0;

    RTW_INFO("%s\n", __func__);

    return ret;
}

#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev)
{
    int ret = 0;
    int rtap_len;
    int qos_len = 0;
    int dot11_hdr_len = 24;
    int snap_len = 6;
    unsigned char *pdata;
    u16 frame_ctl;
    unsigned char src_mac_addr[ETH_ALEN];
    unsigned char dst_mac_addr[ETH_ALEN];
    struct rtw_ieee80211_hdr *dot11_hdr;
    struct ieee80211_radiotap_header *rtap_hdr;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
#ifdef CONFIG_DFS_MASTER
    struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
#endif

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    rtw_mstat_update(MSTAT_TYPE_SKB, MSTAT_ALLOC_SUCCESS, skb->truesize);

    if (IS_CH_WAITING(rfctl)) {
        #ifdef CONFIG_DFS_MASTER
        if (rtw_rfctl_overlap_radar_detect_ch(rfctl))
            goto fail;
        #endif
    }

    if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header)))
        goto fail;

    rtap_hdr = (struct ieee80211_radiotap_header *)skb->data;
    if (unlikely(rtap_hdr->it_version))
        goto fail;

    rtap_len = ieee80211_get_radiotap_len(skb->data);
    if (unlikely(skb->len < rtap_len))
        goto fail;

    if (rtap_len != 14) {
        RTW_INFO("radiotap len (should be 14): %d\n", rtap_len);
        goto fail;
    }

    /* Skip the ratio tap header */
    skb_pull(skb, rtap_len);

    dot11_hdr = (struct rtw_ieee80211_hdr *)skb->data;
    frame_ctl = le16_to_cpu(dot11_hdr->frame_ctl);
    /* Check if the QoS bit is set */
    if ((frame_ctl & RTW_IEEE80211_FCTL_FTYPE) == RTW_IEEE80211_FTYPE_DATA) {
        /* Check if this ia a Wireless Distribution System (WDS) frame
         * which has 4 MAC addresses
         */
        if (dot11_hdr->frame_ctl & 0x0080)
            qos_len = 2;
        if ((dot11_hdr->frame_ctl & 0x0300) == 0x0300)
            dot11_hdr_len += 6;

        memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr));
        memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr));

        /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for
         * for two MAC addresses
         */
        skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2);
        pdata = (unsigned char *)skb->data;
        memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr));
        memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr));

        RTW_INFO("should be eapol packet\n");

        /* Use the real net device to transmit the packet */
        ret = _rtw_xmit_entry(skb, padapter->pnetdev);

        return ret;

    } else if ((frame_ctl & (RTW_IEEE80211_FCTL_FTYPE | RTW_IEEE80211_FCTL_STYPE))
        == (RTW_IEEE80211_FTYPE_MGMT | RTW_IEEE80211_STYPE_ACTION)
    ) {
        /* only for action frames */
        struct xmit_frame        *pmgntframe;
        struct pkt_attrib    *pattrib;
        unsigned char    *pframe;
        /* u8 category, action, OUI_Subtype, dialogToken=0; */
        /* unsigned char    *frame_body; */
        struct rtw_ieee80211_hdr *pwlanhdr;
        struct xmit_priv    *pxmitpriv = &(padapter->xmitpriv);
        struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
        u8 *buf = skb->data;
        u32 len = skb->len;
        u8 category, action;
        int type = -1;

        if (rtw_action_frame_parse(buf, len, &category, &action) == _FALSE) {
            RTW_INFO(FUNC_NDEV_FMT" frame_control:0x%x\n", FUNC_NDEV_ARG(ndev),
                le16_to_cpu(((struct rtw_ieee80211_hdr_3addr *)buf)->frame_ctl));
            goto fail;
        }

        RTW_INFO("RTW_Tx:da="MAC_FMT" via "FUNC_NDEV_FMT"\n",
            MAC_ARG(GetAddr1Ptr(buf)), FUNC_NDEV_ARG(ndev));
        #ifdef CONFIG_P2P
        type = rtw_p2p_check_frames(padapter, buf, len, _TRUE);
        if (type >= 0)
            goto dump;
        #endif
        if (category == RTW_WLAN_CATEGORY_PUBLIC)
            RTW_INFO("RTW_Tx:%s\n", action_public_str(action));
        else
            RTW_INFO("RTW_Tx:category(%u), action(%u)\n", category, action);
#ifdef CONFIG_P2P
dump:
#endif
        /* starting alloc mgmt frame to dump it */
        pmgntframe = alloc_mgtxmitframe(pxmitpriv);
        if (pmgntframe == NULL)
            goto fail;

        /* update attribute */
        pattrib = &pmgntframe->attrib;
        update_mgntframe_attrib(padapter, pattrib);
        pattrib->retry_ctrl = _FALSE;

        _rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);

        pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;

        _rtw_memcpy(pframe, (void *)buf, len);
        pattrib->pktlen = len;

#ifdef CONFIG_P2P
        if (type >= 0)
            rtw_xframe_chk_wfd_ie(pmgntframe);
#endif /* CONFIG_P2P */

        pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
        /* update seq number */
        pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
        pattrib->seqnum = pmlmeext->mgnt_seq;
        pmlmeext->mgnt_seq++;

        pattrib->last_txcmdsz = pattrib->pktlen;

        dump_mgntframe(padapter, pmgntframe);

    } else
        RTW_INFO("frame_ctl=0x%x\n", frame_ctl & (RTW_IEEE80211_FCTL_FTYPE | RTW_IEEE80211_FCTL_STYPE));


fail:

    rtw_skb_free(skb);

    return 0;

}

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
static void rtw_cfg80211_monitor_if_set_multicast_list(struct net_device *ndev)
{
    RTW_INFO("%s\n", __func__);
}
#endif
#ifndef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
int rtw_cfg80211_monitor_if_set_mac_address(struct net_device *ndev, void *addr)
{
    int ret = 0;

    RTW_INFO("%s\n", __func__);

    return ret;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
#ifdef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
const struct net_device_ops rtw_cfg80211_monitor_if_ops = {
    .ndo_open = rtw_cfg80211_monitor_if_open,
    .ndo_stop = rtw_cfg80211_monitor_if_close,
    .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry,
    #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
    .ndo_set_multicast_list = rtw_cfg80211_monitor_if_set_multicast_list,
    #endif
    .ndo_set_mac_address = rtw_cfg80211_monitor_if_set_mac_address,
};
#endif

static int rtw_cfg80211_add_monitor_if(_adapter *padapter, char *name, struct net_device **ndev)
{
    int ret = 0;
    struct net_device *mon_ndev = NULL;
    struct wireless_dev *mon_wdev = NULL;
    struct rtw_netdev_priv_indicator *pnpi;
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);

    if (!name) {
        RTW_INFO(FUNC_ADPT_FMT" without specific name\n", FUNC_ADPT_ARG(padapter));
        ret = -EINVAL;
        goto out;
    }

    if (pwdev_priv->pmon_ndev) {
        RTW_INFO(FUNC_ADPT_FMT" monitor interface exist: "NDEV_FMT"\n",
            FUNC_ADPT_ARG(padapter), NDEV_ARG(pwdev_priv->pmon_ndev));
        ret = -EBUSY;
        goto out;
    }

    mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
    if (!mon_ndev) {
        RTW_INFO(FUNC_ADPT_FMT" allocate ndev fail\n", FUNC_ADPT_ARG(padapter));
        ret = -ENOMEM;
        goto out;
    }

    mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
    strncpy(mon_ndev->name, name, IFNAMSIZ);
    mon_ndev->name[IFNAMSIZ - 1] = 0;
#if (LINUX_VERSION_CODE > KERNEL_VERSION(4, 11, 8))
    mon_ndev->priv_destructor = rtw_ndev_destructor;
#else
    mon_ndev->destructor = rtw_ndev_destructor;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
    mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
#else
    mon_ndev->open = rtw_cfg80211_monitor_if_open;
    mon_ndev->stop = rtw_cfg80211_monitor_if_close;
    mon_ndev->hard_start_xmit = rtw_cfg80211_monitor_if_xmit_entry;
    mon_ndev->set_mac_address = rtw_cfg80211_monitor_if_set_mac_address;
#endif

    pnpi = netdev_priv(mon_ndev);
    pnpi->priv = padapter;
    pnpi->sizeof_priv = sizeof(_adapter);

    /*  wdev */
    mon_wdev = (struct wireless_dev *)rtw_zmalloc(sizeof(struct wireless_dev));
    if (!mon_wdev) {
        RTW_INFO(FUNC_ADPT_FMT" allocate mon_wdev fail\n", FUNC_ADPT_ARG(padapter));
        ret = -ENOMEM;
        goto out;
    }

    mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
    mon_wdev->netdev = mon_ndev;
    mon_wdev->iftype = NL80211_IFTYPE_MONITOR;
    mon_ndev->ieee80211_ptr = mon_wdev;

    ret = register_netdevice(mon_ndev);
    if (ret)
        goto out;

    *ndev = pwdev_priv->pmon_ndev = mon_ndev;
    _rtw_memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ + 1);

out:
    if (ret && mon_wdev) {
        rtw_mfree((u8 *)mon_wdev, sizeof(struct wireless_dev));
        mon_wdev = NULL;
    }

    if (ret && mon_ndev) {
        free_netdev(mon_ndev);
        *ndev = mon_ndev = NULL;
    }

    return ret;
}

#ifdef CONFIG_AP_MODE
void rtw_cfg80211_indicate_sta_assoc(_adapter *padapter, u8 *pmgmt_frame, uint frame_len)
{
#if !defined(RTW_USE_CFG80211_STA_EVENT) && !defined(COMPAT_KERNEL_RELEASE)
    s32 freq;
    int channel;
    struct wireless_dev *pwdev = padapter->rtw_wdev;
    struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
#endif
    struct net_device *ndev = padapter->pnetdev;

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));

#if defined(RTW_USE_CFG80211_STA_EVENT) || defined(COMPAT_KERNEL_RELEASE)
    {
        struct station_info sinfo;
        u8 ie_offset;
        if (get_frame_sub_type(pmgmt_frame) == WIFI_ASSOCREQ)
            ie_offset = _ASOCREQ_IE_OFFSET_;
        else /* WIFI_REASSOCREQ */
            ie_offset = _REASOCREQ_IE_OFFSET_;

        memset(&sinfo, 0, sizeof(sinfo));
        sinfo.filled = STATION_INFO_ASSOC_REQ_IES;
        sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset;
        sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset;
        cfg80211_new_sta(ndev, get_addr2_ptr(pmgmt_frame), &sinfo, GFP_ATOMIC);
    }
#else /* defined(RTW_USE_CFG80211_STA_EVENT) */
    channel = pmlmeext->cur_channel;
    freq = rtw_ch2freq(channel);

    #ifdef COMPAT_KERNEL_RELEASE
    rtw_cfg80211_rx_mgmt(pwdev, freq, 0, pmgmt_frame, frame_len, GFP_ATOMIC);
    #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) && !defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
    rtw_cfg80211_rx_mgmt(pwdev, freq, 0, pmgmt_frame, frame_len, GFP_ATOMIC);
    #else /* COMPAT_KERNEL_RELEASE */
    {
        /* to avoid WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)  when calling cfg80211_send_rx_assoc() */
        #ifndef CONFIG_PLATFORM_MSTAR
        pwdev->iftype = NL80211_IFTYPE_STATION;
        #endif /* CONFIG_PLATFORM_MSTAR */
        RTW_INFO("iftype=%d before call cfg80211_send_rx_assoc()\n", pwdev->iftype);
        rtw_cfg80211_send_rx_assoc(padapter, NULL, pmgmt_frame, frame_len);
        RTW_INFO("iftype=%d after call cfg80211_send_rx_assoc()\n", pwdev->iftype);
        pwdev->iftype = NL80211_IFTYPE_AP;
        /* cfg80211_rx_action(padapter->pnetdev, freq, pmgmt_frame, frame_len, GFP_ATOMIC); */
    }
    #endif /* COMPAT_KERNEL_RELEASE */
#endif /* defined(RTW_USE_CFG80211_STA_EVENT) */

}

void rtw_cfg80211_indicate_sta_disassoc(_adapter *padapter, const u8 *da, unsigned short reason)
{
#if !defined(RTW_USE_CFG80211_STA_EVENT) && !defined(COMPAT_KERNEL_RELEASE)
    s32 freq;
    int channel;
    u8 *pmgmt_frame;
    uint frame_len;
    struct rtw_ieee80211_hdr *pwlanhdr;
    unsigned short *fctrl;
    u8 mgmt_buf[128] = {0};
    struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
    struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
    struct wireless_dev *wdev = padapter->rtw_wdev;
#endif
    struct net_device *ndev = padapter->pnetdev;

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));

#if defined(RTW_USE_CFG80211_STA_EVENT) || defined(COMPAT_KERNEL_RELEASE)
    cfg80211_del_sta(ndev, da, GFP_ATOMIC);
#else /* defined(RTW_USE_CFG80211_STA_EVENT) */
    channel = pmlmeext->cur_channel;
    freq = rtw_ch2freq(channel);

    pmgmt_frame = mgmt_buf;
    pwlanhdr = (struct rtw_ieee80211_hdr *)pmgmt_frame;

    fctrl = &(pwlanhdr->frame_ctl);
    *(fctrl) = 0;

    _rtw_memcpy(pwlanhdr->addr1, adapter_mac_addr(padapter), ETH_ALEN);
    _rtw_memcpy(pwlanhdr->addr2, da, ETH_ALEN);
    _rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);

    SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
    pmlmeext->mgnt_seq++;
    set_frame_sub_type(pmgmt_frame, WIFI_DEAUTH);

    pmgmt_frame += sizeof(struct rtw_ieee80211_hdr_3addr);
    frame_len = sizeof(struct rtw_ieee80211_hdr_3addr);

    reason = cpu_to_le16(reason);
    pmgmt_frame = rtw_set_fixed_ie(pmgmt_frame, _RSON_CODE_ , (unsigned char *)&reason, &frame_len);

    #ifdef COMPAT_KERNEL_RELEASE
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, mgmt_buf, frame_len, GFP_ATOMIC);
    #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) && !defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, mgmt_buf, frame_len, GFP_ATOMIC);
    #else /* COMPAT_KERNEL_RELEASE */
    cfg80211_send_disassoc(padapter->pnetdev, mgmt_buf, frame_len);
    /* cfg80211_rx_action(padapter->pnetdev, freq, mgmt_buf, frame_len, GFP_ATOMIC); */
    #endif /* COMPAT_KERNEL_RELEASE */
#endif /* defined(RTW_USE_CFG80211_STA_EVENT) */
}

static int rtw_add_beacon(_adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len)
{
    int ret = 0;
    u8 *pbuf = NULL;
    uint len, wps_ielen = 0;
    uint p2p_ielen = 0;
    u8 got_p2p_ie = _FALSE;
    struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
    /* struct sta_priv *pstapriv = &padapter->stapriv; */


    RTW_INFO("%s beacon_head_len=%zu, beacon_tail_len=%zu\n", __FUNCTION__, head_len, tail_len);


    if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != _TRUE)
        return -EINVAL;

    if (head_len < 24)
        return -EINVAL;

    #ifdef CONFIG_FW_HANDLE_TXBCN
    if (!rtw_ap_nums_check(adapter)) {
        RTW_ERR(FUNC_ADPT_FMT"failed, con't support over %d BCN\n", FUNC_ADPT_ARG(adapter), CONFIG_LIMITED_AP_NUM);
        return -EINVAL;
    }
    #endif /*CONFIG_FW_HANDLE_TXBCN*/

    pbuf = rtw_zmalloc(head_len + tail_len);
    if (!pbuf) {
        ret = -ENOMEM;
        goto exit;
    }


    /* _rtw_memcpy(&pstapriv->max_num_sta, param->u.bcn_ie.reserved, 2); */

    /* if((pstapriv->max_num_sta>NUM_STA) || (pstapriv->max_num_sta<=0)) */
    /*    pstapriv->max_num_sta = NUM_STA; */


    _rtw_memcpy(pbuf, (void *)head + 24, head_len - 24); /* 24=beacon header len. */
    _rtw_memcpy(pbuf + head_len - 24, (void *)tail, tail_len);

    len = head_len + tail_len - 24;

    /* check wps ie if inclued */
    if (rtw_get_wps_ie(pbuf + _FIXED_IE_LENGTH_, len - _FIXED_IE_LENGTH_, NULL, &wps_ielen))
        RTW_INFO("add bcn, wps_ielen=%d\n", wps_ielen);

#ifdef CONFIG_P2P
    if (adapter->wdinfo.driver_interface == DRIVER_CFG80211) {
        /* check p2p if enable */
        if (rtw_get_p2p_ie(pbuf + _FIXED_IE_LENGTH_, len - _FIXED_IE_LENGTH_, NULL, &p2p_ielen)) {
            struct wifidirect_info *pwdinfo = &(adapter->wdinfo);

            RTW_INFO("got p2p_ie, len=%d\n", p2p_ielen);

            got_p2p_ie = _TRUE;

            if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {

                if (rtw_p2p_enable(adapter, P2P_ROLE_GO)) {
                    RTW_INFO("Enable P2P function for the first time\n");
                    adapter->stapriv.expire_to = 3; /* 3x2 = 6 sec in p2p mode */
                } else {
                    ret = -EOPNOTSUPP;
                    goto exit;
                }
            } else {
                RTW_INFO("enter GO Mode, p2p_ielen=%d\n", p2p_ielen);

                rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
                rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
                pwdinfo->intent = 15;
            }
        }
    }
#endif /* CONFIG_P2P */

    if (adapter_to_dvobj(adapter)->wpas_type == RTW_WPAS_ANDROID) {
        /* pbss_network->IEs will not include p2p_ie, wfd ie */
        rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, P2P_OUI, 4);
        rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, WFD_OUI, 4);
    }

    if (rtw_check_beacon_data(adapter, pbuf,  len) == _SUCCESS) {
#ifdef CONFIG_P2P
        /* check p2p if enable */
        if (got_p2p_ie == _TRUE) {
            struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
            struct wifidirect_info *pwdinfo = &(adapter->wdinfo);
            pwdinfo->operating_channel = pmlmeext->cur_channel;
        }
#endif /* CONFIG_P2P */
        ret = 0;
    } else
        ret = -EINVAL;

exit:
    if (pbuf)
        rtw_mfree(pbuf, head_len + tail_len);

    return ret;
}

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)) && !defined(COMPAT_KERNEL_RELEASE)
static int cfg80211_rtw_add_beacon(struct wiphy *wiphy, struct net_device *ndev,
        struct beacon_parameters *info)
{
    int ret = 0;
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    if (rtw_cfg80211_sync_iftype(adapter) != _SUCCESS) {
        ret = -ENOTSUPP;
        goto exit;
    }
    rtw_mi_scan_abort(adapter, _TRUE);
    rtw_mi_buddy_set_scan_deny(adapter, 300);
    ret = rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len);

exit:
    return ret;
}

static int cfg80211_rtw_set_beacon(struct wiphy *wiphy, struct net_device *ndev,
        struct beacon_parameters *info)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    pmlmeext->bstart_bss = _TRUE;

    cfg80211_rtw_add_beacon(wiphy, ndev, info);

    return 0;
}

static int    cfg80211_rtw_del_beacon(struct wiphy *wiphy, struct net_device *ndev)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    rtw_stop_ap_cmd(adapter, RTW_CMDF_WAIT_ACK);
    return 0;
}
#else
static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev,
        struct cfg80211_ap_settings *settings)
{
    int ret = 0;
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT" hidden_ssid:%d, auth_type:%d\n", FUNC_NDEV_ARG(ndev),
        settings->hidden_ssid, settings->auth_type);

    if (rtw_cfg80211_sync_iftype(adapter) != _SUCCESS) {
        ret = -ENOTSUPP;
        goto exit;
    }

    if (adapter_to_dvobj(adapter)->wpas_type == RTW_WPAS_W1FI) {
        struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);

        /* turn on the beacon send */
        pmlmeext->bstart_bss = _TRUE;
    }

    /* Kernel < v5.x, the auth_type set as NL80211_AUTHTYPE_AUTOMATIC. if
     * the AKM SAE in the RSN IE, we have to update the auth_type for SAE in
     * rtw_check_beacon_data().
     *
     * we only update auth_type when rtw_check_beacon_data()
     */
    /* rtw_cfg80211_set_auth_type(&adapter->securitypriv, settings->auth_type); */

    rtw_mi_scan_abort(adapter, _TRUE);
    rtw_mi_buddy_set_scan_deny(adapter, 300);

    adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid;
    ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len,
        settings->beacon.tail, settings->beacon.tail_len);

#ifdef CONFIG_RTW_80211R_AP
    rtw_ft_update_assocresp_ies(ndev, settings);
#endif

    if (settings->beacon.assocresp_ies &&
        settings->beacon.assocresp_ies_len > 0) {
        rtw_cfg80211_set_assocresp_ies(ndev,
            settings->beacon.assocresp_ies,
            settings->beacon.assocresp_ies_len);
    }

    if (settings->ssid && settings->ssid_len) {
        WLAN_BSSID_EX *pbss_network = &adapter->mlmepriv.cur_network.network;
        WLAN_BSSID_EX *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network;

        if (0)
            RTW_INFO(FUNC_ADPT_FMT" ssid:(%s,%zu), from ie:(%s,%d)\n", FUNC_ADPT_ARG(adapter),
                settings->ssid, settings->ssid_len,
                pbss_network->Ssid.Ssid, pbss_network->Ssid.SsidLength);

        _rtw_memcpy(pbss_network->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
        pbss_network->Ssid.SsidLength = settings->ssid_len;
        _rtw_memcpy(pbss_network_ext->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
        pbss_network_ext->Ssid.SsidLength = settings->ssid_len;

        if (0)
            RTW_INFO(FUNC_ADPT_FMT" after ssid:(%s,%d), (%s,%d)\n", FUNC_ADPT_ARG(adapter),
                pbss_network->Ssid.Ssid, pbss_network->Ssid.SsidLength,
                pbss_network_ext->Ssid.Ssid, pbss_network_ext->Ssid.SsidLength);
    }

exit:
    return ret;
}

static int rtw_cfg80211_set_assocresp_ies(struct net_device *net, const u8 *buf, int len)
{
    int ret = 0;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(net);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);

    RTW_INFO("%s, ielen=%d\n", __func__, len);

    if (len <= 0)
        goto exit;

    if (pmlmepriv->assoc_rsp) {
        u32 free_len = pmlmepriv->assoc_rsp_len;

        pmlmepriv->assoc_rsp_len = 0;
        rtw_mfree(pmlmepriv->assoc_rsp, free_len);
        pmlmepriv->assoc_rsp = NULL;
    }

    pmlmepriv->assoc_rsp = rtw_malloc(len);
    if (pmlmepriv->assoc_rsp == NULL) {
        RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
        return -EINVAL;
    }
    _rtw_memcpy(pmlmepriv->assoc_rsp, buf, len);
    pmlmepriv->assoc_rsp_len = len;

exit:
    return ret;
}

static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev,
        struct cfg80211_beacon_data *info)
{
    int ret = 0;
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

#ifdef not_yet
    /*
     * @proberesp_ies: extra information element(s) to add into Probe Response
     *    frames or %NULL
     * @proberesp_ies_len: length of proberesp_ies in octets
     */
    if (info->proberesp_ies_len > 0)
        rtw_cfg80211_set_proberesp_ies(ndev, info->proberesp_ies, info->proberesp_ies_len);
#endif /* not_yet */

    if (info->assocresp_ies_len > 0)
        rtw_cfg80211_set_assocresp_ies(ndev, info->assocresp_ies, info->assocresp_ies_len);

    ret = rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len);

    return ret;
}

static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    rtw_stop_ap_cmd(adapter, RTW_CMDF_WAIT_ACK);
    return 0;
}
#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)) */

#if CONFIG_RTW_MACADDR_ACL && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
static int cfg80211_rtw_set_mac_acl(struct wiphy *wiphy, struct net_device *ndev,
        const struct cfg80211_acl_data *params)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);
    u8 acl_mode = RTW_ACL_MODE_DISABLED;
    int ret = -1;
    int i;

    if (!params) {
        RTW_WARN(FUNC_ADPT_FMT" params NULL\n", FUNC_ADPT_ARG(adapter));
        rtw_macaddr_acl_clear(adapter, RTW_ACL_PERIOD_BSS);
        goto exit;
    }

    RTW_INFO(FUNC_ADPT_FMT" acl_policy:%d, entry_num:%d\n"
        , FUNC_ADPT_ARG(adapter), params->acl_policy, params->n_acl_entries);

    if (params->acl_policy == NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED)
        acl_mode = RTW_ACL_MODE_ACCEPT_UNLESS_LISTED;
    else if (params->acl_policy == NL80211_ACL_POLICY_DENY_UNLESS_LISTED)
        acl_mode = RTW_ACL_MODE_DENY_UNLESS_LISTED;

    rtw_macaddr_acl_clear(adapter, RTW_ACL_PERIOD_BSS);

    rtw_set_macaddr_acl(adapter, RTW_ACL_PERIOD_BSS, acl_mode);

    for (i = 0; i < params->n_acl_entries; i++)
        rtw_acl_add_sta(adapter, RTW_ACL_PERIOD_BSS, params->mac_addrs[i].addr);

    ret = 0;

exit:
    return ret;
}
#endif /* CONFIG_RTW_MACADDR_ACL && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)) */

const char *_nl80211_sta_flags_str[] = {
    "INVALID",
    "AUTHORIZED",
    "SHORT_PREAMBLE",
    "WME",
    "MFP",
    "AUTHENTICATED",
    "TDLS_PEER",
    "ASSOCIATED",
};

#define nl80211_sta_flags_str(_f) ((_f <= NL80211_STA_FLAG_MAX) ? _nl80211_sta_flags_str[_f] : _nl80211_sta_flags_str[0])

const char *_nl80211_plink_state_str[] = {
    "LISTEN",
    "OPN_SNT",
    "OPN_RCVD",
    "CNF_RCVD",
    "ESTAB",
    "HOLDING",
    "BLOCKED",
    "UNKNOWN",
};

#define nl80211_plink_state_str(_s) ((_s < NUM_NL80211_PLINK_STATES) ? _nl80211_plink_state_str[_s] : _nl80211_plink_state_str[NUM_NL80211_PLINK_STATES])

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0))
#define NL80211_PLINK_ACTION_NO_ACTION PLINK_ACTION_INVALID
#define NL80211_PLINK_ACTION_OPEN PLINK_ACTION_OPEN
#define NL80211_PLINK_ACTION_BLOCK PLINK_ACTION_BLOCK
#define NUM_NL80211_PLINK_ACTIONS 3
#endif

const char *_nl80211_plink_actions_str[] = {
    "NO_ACTION",
    "OPEN",
    "BLOCK",
    "UNKNOWN",
};

#define nl80211_plink_actions_str(_a) ((_a < NUM_NL80211_PLINK_ACTIONS) ? _nl80211_plink_actions_str[_a] : _nl80211_plink_actions_str[NUM_NL80211_PLINK_ACTIONS])

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
const char *_nl80211_mesh_power_mode_str[] = {
    "UNKNOWN",
    "ACTIVE",
    "LIGHT_SLEEP",
    "DEEP_SLEEP",
};

#define nl80211_mesh_power_mode_str(_p) ((_p <= NL80211_MESH_POWER_MAX) ? _nl80211_mesh_power_mode_str[_p] : _nl80211_mesh_power_mode_str[0])
#endif

void dump_station_parameters(void *sel, struct wiphy *wiphy, const struct station_parameters *params)
{
#if DBG_RTW_CFG80211_STA_PARAM
    if (params->supported_rates_len) {
        #define SUPP_RATES_BUF_LEN (3 * RTW_G_RATES_NUM + 1)
        int i;
        char supp_rates_buf[SUPP_RATES_BUF_LEN] = {0};
        u8 cnt = 0;

        rtw_warn_on(params->supported_rates_len > RTW_G_RATES_NUM);

        for (i = 0; i < params->supported_rates_len; i++) {
            if (i >= RTW_G_RATES_NUM)
                break;
            cnt += snprintf(supp_rates_buf + cnt, SUPP_RATES_BUF_LEN - cnt -1
                , "%02X ", params->supported_rates[i]);
            if (cnt >= SUPP_RATES_BUF_LEN - 1)
                break;
        }

        RTW_PRINT_SEL(sel, "supported_rates:%s\n", supp_rates_buf);
    }

    if (params->vlan)
        RTW_PRINT_SEL(sel, "vlan:"NDEV_FMT"\n", NDEV_ARG(params->vlan));

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31))
    if (params->sta_flags_mask) {
        #define STA_FLAGS_BUF_LEN 128
        int i = 0;
        char sta_flags_buf[STA_FLAGS_BUF_LEN] = {0};
        u8 cnt = 0;

        for (i = 1; i <= NL80211_STA_FLAG_MAX; i++) {
            if (params->sta_flags_mask & BIT(i)) {
                cnt += snprintf(sta_flags_buf + cnt, STA_FLAGS_BUF_LEN - cnt -1, "%s=%u "
                    , nl80211_sta_flags_str(i), (params->sta_flags_set & BIT(i)) ? 1 : 0);
                if (cnt >= STA_FLAGS_BUF_LEN - 1)
                    break;
            }
        }

        RTW_PRINT_SEL(sel, "sta_flags:%s\n", sta_flags_buf);
    }
#else
    u32 station_flags;
    #error "TBD\n"
#endif

    if (params->listen_interval != -1)
        RTW_PRINT_SEL(sel, "listen_interval:%d\n", params->listen_interval);

    if (params->aid)
        RTW_PRINT_SEL(sel, "aid:%u\n", params->aid);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0))
    if (params->peer_aid)
        RTW_PRINT_SEL(sel, "peer_aid:%u\n", params->peer_aid);
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26))
    if (params->plink_action != NL80211_PLINK_ACTION_NO_ACTION)
        RTW_PRINT_SEL(sel, "plink_action:%s\n", nl80211_plink_actions_str(params->plink_action));
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
    if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE)
    #endif
        RTW_PRINT_SEL(sel, "plink_state:%s\n"
            , nl80211_plink_state_str(params->plink_state));
#endif

#if 0 /* TODO */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28))
    const struct ieee80211_ht_cap *ht_capa;
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    const struct ieee80211_vht_cap *vht_capa;
#endif
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD)
        RTW_PRINT_SEL(sel, "uapsd_queues:0x%02x\n", params->uapsd_queues);
    if (params->max_sp)
        RTW_PRINT_SEL(sel, "max_sp:%u\n", params->max_sp);
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    if (params->local_pm != NL80211_MESH_POWER_UNKNOWN) {
        RTW_PRINT_SEL(sel, "local_pm:%s\n"
            , nl80211_mesh_power_mode_str(params->local_pm));
    }

    if (params->sta_modify_mask & STATION_PARAM_APPLY_CAPABILITY)
        RTW_PRINT_SEL(sel, "capability:0x%04x\n", params->capability);

#if 0 /* TODO */
    const u8 *ext_capab;
    u8 ext_capab_len;
#endif
#endif

#if 0 /* TODO */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0))
    const u8 *supported_channels;
    u8 supported_channels_len;
    const u8 *supported_oper_classes;
    u8 supported_oper_classes_len;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0))
    u8 opmode_notif;
    bool opmode_notif_used;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0))
    int support_p2p_ps;
#endif
#endif
#endif /* DBG_RTW_CFG80211_STA_PARAM */
}

static int    cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 16, 0))
    u8 *mac,
#else
    const u8 *mac,
#endif
    struct station_parameters *params)
{
    int ret = 0;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
#if defined(CONFIG_TDLS) || defined(CONFIG_RTW_MESH)
    struct sta_priv *pstapriv = &padapter->stapriv;
#endif
#ifdef CONFIG_TDLS
    struct sta_info *psta;
#endif /* CONFIG_TDLS */

    RTW_INFO(FUNC_NDEV_FMT" mac:"MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(mac));

#if CONFIG_RTW_MACADDR_ACL
    if (rtw_access_ctrl(padapter, mac) == _FALSE) {
        RTW_INFO(FUNC_NDEV_FMT" deny by macaddr ACL\n", FUNC_NDEV_ARG(ndev));
        ret = -EINVAL;
        goto exit;
    }
#endif

    dump_station_parameters(RTW_DBGDUMP, wiphy, params);

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter)) {
        struct rtw_mesh_cfg *mcfg = &padapter->mesh_cfg;
        struct rtw_mesh_info *minfo = &padapter->mesh_info;
        struct mesh_plink_pool *plink_ctl = &minfo->plink_ctl;
        struct mesh_plink_ent *plink = NULL;
        struct wlan_network *scanned = NULL;
        bool acnode = 0;
        u8 add_new_sta = 0, probe_req = 0;
        _irqL irqL;

        if (params->plink_state != NL80211_PLINK_LISTEN) {
            RTW_WARN(FUNC_NDEV_FMT" %s\n", FUNC_NDEV_ARG(ndev), nl80211_plink_state_str(params->plink_state));
            rtw_warn_on(1);
        }
        if (!params->aid || params->aid > pstapriv->max_aid) {
            RTW_WARN(FUNC_NDEV_FMT" invalid aid:%u\n", FUNC_NDEV_ARG(ndev), params->aid);
            rtw_warn_on(1);
            ret = -EINVAL;
            goto exit;
        }

        _enter_critical_bh(&(plink_ctl->lock), &irqL);

        plink = _rtw_mesh_plink_get(padapter, mac);
        if (plink)
            goto release_plink_ctl;

        #if CONFIG_RTW_MESH_PEER_BLACKLIST
        if (rtw_mesh_peer_blacklist_search(padapter, mac)) {
            RTW_INFO(FUNC_NDEV_FMT" deny by peer blacklist\n"
                , FUNC_NDEV_ARG(ndev));
            ret = -EINVAL;
            goto release_plink_ctl;
        }
        #endif

        scanned = rtw_find_network(&padapter->mlmepriv.scanned_queue, mac);
        if (!scanned
            || rtw_get_passing_time_ms(scanned->last_scanned) >= mcfg->peer_sel_policy.scanr_exp_ms
        ) {
            if (!scanned)
                RTW_INFO(FUNC_NDEV_FMT" corresponding network not found\n", FUNC_NDEV_ARG(ndev));
            else
                RTW_INFO(FUNC_NDEV_FMT" corresponding network too old\n", FUNC_NDEV_ARG(ndev));

            if (adapter_to_rfctl(padapter)->offch_state == OFFCHS_NONE)
                probe_req = 1;

            ret = -EINVAL;
            goto release_plink_ctl;
        }

        #if CONFIG_RTW_MESH_ACNODE_PREVENT
        if (plink_ctl->acnode_rsvd)
            acnode = rtw_mesh_scanned_is_acnode_confirmed(padapter, scanned);
        #endif

        /* wpa_supplicant's auto peer will initiate peering when candidate peer is reported without max_peer_links consideration */
        if (plink_ctl->num >= mcfg->max_peer_links + acnode ? 1 : 0) {
            RTW_INFO(FUNC_NDEV_FMT" exceed max_peer_links:%u%s\n"
                , FUNC_NDEV_ARG(ndev), mcfg->max_peer_links, acnode ? " acn" : "");
            ret = -EINVAL;
            goto release_plink_ctl;
        }

        if (!rtw_bss_is_candidate_mesh_peer(padapter, &scanned->network, 1, 1)) {
            RTW_WARN(FUNC_NDEV_FMT" corresponding network is not candidate with same ch\n"
                , FUNC_NDEV_ARG(ndev));
            ret = -EINVAL;
            goto release_plink_ctl;
        }

        #if CONFIG_RTW_MESH_CTO_MGATE_BLACKLIST
        if (!rtw_mesh_cto_mgate_network_filter(padapter, scanned)) {
            RTW_INFO(FUNC_NDEV_FMT" peer filtered out by cto_mgate check\n"
                , FUNC_NDEV_ARG(ndev));
            ret = -EINVAL;
            goto release_plink_ctl;
        }
        #endif

        if (_rtw_mesh_plink_add(padapter, mac) == _SUCCESS) {
            /* hook corresponding network in scan queue */
            plink = _rtw_mesh_plink_get(padapter, mac);
            plink->aid = params->aid;
            plink->scanned = scanned;

            #if CONFIG_RTW_MESH_ACNODE_PREVENT
            if (acnode) {
                RTW_INFO(FUNC_ADPT_FMT" acnode "MAC_FMT"\n"
                , FUNC_ADPT_ARG(padapter), MAC_ARG(scanned->network.MacAddress));
            }
            #endif

            add_new_sta = 1;
        } else {
            RTW_WARN(FUNC_NDEV_FMT" rtw_mesh_plink_add not success\n"
                , FUNC_NDEV_ARG(ndev));
            ret = -EINVAL;
        }
release_plink_ctl:
        _exit_critical_bh(&(plink_ctl->lock), &irqL);

        if (probe_req)
            issue_probereq(padapter, &padapter->mlmepriv.cur_network.network.mesh_id, mac);

        if (add_new_sta) {
            struct station_info sinfo;

            #ifdef CONFIG_DFS_MASTER
            if (IS_UNDER_CAC(adapter_to_rfctl(padapter)))
                rtw_force_stop_cac(adapter_to_rfctl(padapter), 300);
            #endif

            /* indicate new sta */
            _rtw_memset(&sinfo, 0, sizeof(sinfo));
            cfg80211_new_sta(ndev, mac, &sinfo, GFP_ATOMIC);
        }
        goto exit;
    }
#endif /* CONFIG_RTW_MESH */

#ifdef CONFIG_TDLS
    psta = rtw_get_stainfo(pstapriv, (u8 *)mac);
    if (psta == NULL) {
        psta = rtw_alloc_stainfo(pstapriv, (u8 *)mac);
        if (psta == NULL) {
            RTW_INFO("[%s] Alloc station for "MAC_FMT" fail\n", __FUNCTION__, MAC_ARG(mac));
            ret = -EOPNOTSUPP;
            goto exit;
        }
    }
#endif /* CONFIG_TDLS */

exit:
    return ret;
}

static int    cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 16, 0))
    u8 *mac
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0))
    const u8 *mac
#else
    struct station_del_parameters *params
#endif
)
{
    int ret = 0;
    _irqL irqL;
    _list    *phead, *plist;
    u8 updated = _FALSE;
    const u8 *target_mac;
    struct sta_info *psta = NULL;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
    struct sta_priv *pstapriv = &padapter->stapriv;

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0))
    target_mac = mac;
#else
    target_mac = params->mac;
#endif

    RTW_INFO("+"FUNC_NDEV_FMT" mac=%pM\n", FUNC_NDEV_ARG(ndev), target_mac);

    if (check_fwstate(pmlmepriv, (WIFI_ASOC_STATE | WIFI_AP_STATE | WIFI_MESH_STATE)) != _TRUE) {
        RTW_INFO("%s, fw_state != FW_LINKED|WIFI_AP_STATE|WIFI_MESH_STATE\n", __func__);
        return -EINVAL;
    }


    if (!target_mac) {
        RTW_INFO("flush all sta, and cam_entry\n");

        flush_all_cam_entry(padapter);    /* clear CAM */

#ifdef CONFIG_AP_MODE
        ret = rtw_sta_flush(padapter, _TRUE);
#endif
        return ret;
    }


    RTW_INFO("free sta macaddr =" MAC_FMT "\n", MAC_ARG(target_mac));

    if (target_mac[0] == 0xff && target_mac[1] == 0xff &&
        target_mac[2] == 0xff && target_mac[3] == 0xff &&
        target_mac[4] == 0xff && target_mac[5] == 0xff)
        return -EINVAL;


    _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);

    phead = &pstapriv->asoc_list;
    plist = get_next(phead);

    /* check asoc_queue */
    while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
        psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);

        plist = get_next(plist);

        if (_rtw_memcmp((u8 *)target_mac, psta->cmn.mac_addr, ETH_ALEN)) {
            if (psta->dot8021xalg == 1 && psta->bpairwise_key_installed == _FALSE) {
                RTW_INFO("%s, sta's dot8021xalg = 1 and key_installed = _FALSE\n", __func__);

                #ifdef CONFIG_AP_MODE
                if (MLME_IS_AP(padapter)) {
                    rtw_list_delete(&psta->asoc_list);
                    pstapriv->asoc_list_cnt--;
                    #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
                    if (psta->tbtx_enable)
                        pstapriv->tbtx_asoc_list_cnt--;
                    #endif
                    STA_SET_MESH_PLINK(psta, NULL);

                    ap_free_sta(padapter, psta, _TRUE, WLAN_REASON_IEEE_802_1X_AUTH_FAILED, _TRUE);
                    psta = NULL;
                    break;
                }
                #endif
            } else {
                RTW_INFO("free psta=%p, aid=%d\n", psta, psta->cmn.aid);

                rtw_list_delete(&psta->asoc_list);
                pstapriv->asoc_list_cnt--;
                #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
                if (psta->tbtx_enable)
                    pstapriv->tbtx_asoc_list_cnt--;
                #endif
                STA_SET_MESH_PLINK(psta, NULL);

                /* _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL); */
                if (MLME_IS_AP(padapter))
                    updated = ap_free_sta(padapter, psta, _TRUE, WLAN_REASON_PREV_AUTH_NOT_VALID, _TRUE);
                else
                    updated = ap_free_sta(padapter, psta, _TRUE, WLAN_REASON_DEAUTH_LEAVING, _TRUE);
                /* _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL); */

                psta = NULL;

                break;
            }

        }

    }

    _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);

    associated_clients_update(padapter, updated, STA_INFO_UPDATE_ALL);

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter))
        rtw_mesh_plink_del(padapter, target_mac);
#endif

    RTW_INFO("-"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    return ret;

}

static int    cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 16, 0))
    u8 *mac,
#else
    const u8 *mac,
#endif
    struct station_parameters *params)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(ndev);
    int ret = 0;

    RTW_INFO(FUNC_ADPT_FMT" mac:"MAC_FMT"\n", FUNC_ADPT_ARG(adapter), MAC_ARG(mac));

    dump_station_parameters(RTW_DBGDUMP, wiphy, params);

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(adapter)) {
        enum cfg80211_station_type sta_type = CFG80211_STA_MESH_PEER_USER;
        u8 plink_state = nl80211_plink_state_to_rtw_plink_state(params->plink_state);

        ret = cfg80211_check_station_change(wiphy, params, sta_type);
        if (ret) {
            RTW_INFO("cfg80211_check_station_change return %d\n", ret);
            goto exit;
        }

        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
        if (!(params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE))
            goto exit;
        #endif

        if (rtw_mesh_set_plink_state_cmd(adapter, mac, plink_state) != _SUCCESS)
            ret = -ENOENT;
    }

exit:
#endif /* CONFIG_RTW_MESH */

    if (ret)
        RTW_INFO(FUNC_ADPT_FMT" mac:"MAC_FMT" ret:%d\n", FUNC_ADPT_ARG(adapter), MAC_ARG(mac), ret);
    return ret;
}

struct sta_info *rtw_sta_info_get_by_idx(struct sta_priv *pstapriv, const int idx, u8 *asoc_list_num)
{
    _list    *phead, *plist;
    struct sta_info *psta = NULL;
    int i = 0;

    phead = &pstapriv->asoc_list;
    plist = get_next(phead);

    /* check asoc_queue */
    while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
        if (idx == i)
            psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
        plist = get_next(plist);
        i++;
    }

    if (asoc_list_num)
        *asoc_list_num = i;

    return psta;
}

static int    cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev,
        int idx, u8 *mac, struct station_info *sinfo)
{
#define DBG_DUMP_STATION 0

    int ret = 0;
    _irqL irqL;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct sta_priv *pstapriv = &padapter->stapriv;
    struct sta_info *psta = NULL;
#ifdef CONFIG_RTW_MESH
    struct mesh_plink_ent *plink = NULL;
#endif
    u8 asoc_list_num;

    if (DBG_DUMP_STATION)
        RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
    psta = rtw_sta_info_get_by_idx(pstapriv, idx, &asoc_list_num);
    _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter)) {
        if (psta)
            plink = psta->plink;
        if (!plink)
            plink = rtw_mesh_plink_get_no_estab_by_idx(padapter, idx - asoc_list_num);
    }
#endif /* CONFIG_RTW_MESH */

    if ((!MLME_IS_MESH(padapter) && !psta)
        #ifdef CONFIG_RTW_MESH
        || (MLME_IS_MESH(padapter) && !plink)
        #endif
    ) {
        if (DBG_DUMP_STATION)
            RTW_INFO(FUNC_NDEV_FMT" end with idx:%d\n", FUNC_NDEV_ARG(ndev), idx);
        ret = -ENOENT;
        goto exit;
    }

    if (psta)
        _rtw_memcpy(mac, psta->cmn.mac_addr, ETH_ALEN);
    #ifdef CONFIG_RTW_MESH
    else
        _rtw_memcpy(mac, plink->addr, ETH_ALEN);
    #endif
    
    sinfo->filled = 0;

    if (psta) {
        sinfo->filled |= STATION_INFO_SIGNAL;
        sinfo->signal = translate_percentage_to_dbm(psta->cmn.rssi_stat.rssi);
        sinfo->filled |= STATION_INFO_INACTIVE_TIME;
        sinfo->inactive_time = rtw_get_passing_time_ms(psta->sta_stats.last_rx_time);
    }

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter))
        rtw_cfg80211_fill_mesh_only_sta_info(plink, psta, sinfo);
#endif

exit:
    return ret;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28))
static int    cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev,
        struct bss_parameters *params)
{
    _adapter *adapter = rtw_netdev_priv(ndev);

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));

if (0) {
    if (params->use_cts_prot != -1)
        RTW_INFO("use_cts_prot=%d\n", params->use_cts_prot);
    if (params->use_short_preamble != -1)
        RTW_INFO("use_short_preamble=%d\n", params->use_short_preamble);
    if (params->use_short_slot_time != -1)
        RTW_INFO("use_short_slot_time=%d\n", params->use_short_slot_time);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
    if (params->basic_rates && params->basic_rates_len) {
        RTW_INFO("basic_rates_len=%d\n", params->basic_rates_len);
        RTW_INFO_DUMP("basic_rates=", params->basic_rates, params->basic_rates_len);
    }
#endif
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
    if (params->ap_isolate != -1) {
        RTW_INFO("ap_isolate=%d\n", params->ap_isolate);
        adapter->mlmepriv.ap_isolate = params->ap_isolate ? 1 : 0;
    }
#endif

if (0) {
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38))
    if (params->ht_opmode != -1)
        RTW_INFO("ht_opmode=0x%04x\n", params->ht_opmode);
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    if (params->p2p_ctwindow != -1)
        RTW_INFO("p2p_ctwindow=%d\n", params->p2p_ctwindow);
    if (params->p2p_opp_ps != -1)
        RTW_INFO("p2p_opp_ps=%d\n", params->p2p_opp_ps);
#endif
}
    return 0;
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28)) */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
static int    cfg80211_rtw_set_txq_params(struct wiphy *wiphy
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    , struct net_device *ndev
#endif
    , struct ieee80211_txq_params *params)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    _adapter *padapter = rtw_netdev_priv(ndev);
#else
    _adapter *padapter = wiphy_to_adapter(wiphy);
#endif
    struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
    struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
    u8    ac, AIFS, ECWMin, ECWMax, aSifsTime;
    u16    TXOP;
    u8    shift_count = 0;
    u32    acParm;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    ac = params->ac;
#else
    ac = params->queue;
#endif

    switch (ac) {
    case NL80211_TXQ_Q_VO:
        ac = XMIT_VO_QUEUE;
        break;

    case NL80211_TXQ_Q_VI:
        ac = XMIT_VI_QUEUE;
        break;

    case NL80211_TXQ_Q_BE:
        ac = XMIT_BE_QUEUE;
        break;

    case NL80211_TXQ_Q_BK:
        ac = XMIT_BK_QUEUE;
        break;

    default:
        break;
    }

#if 0
    RTW_INFO("ac=%d\n", ac);
    RTW_INFO("txop=%u\n", params->txop);
    RTW_INFO("cwmin=%u\n", params->cwmin);
    RTW_INFO("cwmax=%u\n", params->cwmax);
    RTW_INFO("aifs=%u\n", params->aifs);
#endif

    if (is_supported_5g(pmlmeext->cur_wireless_mode) ||
        (pmlmeext->cur_wireless_mode & WIRELESS_11_24N))
        aSifsTime = 16;
    else
        aSifsTime = 10;

    AIFS = params->aifs * pmlmeinfo->slotTime + aSifsTime;

    while ((params->cwmin + 1) >> shift_count != 1) {
        shift_count++;
        if (shift_count == 15)
            break;
    }

    ECWMin = shift_count;

    shift_count = 0;
    while ((params->cwmax + 1) >> shift_count != 1) {
        shift_count++;
        if (shift_count == 15)
            break;
    }

    ECWMax = shift_count;

    TXOP = le16_to_cpu(params->txop);

    acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);

    set_txq_params_cmd(padapter, acParm, ac);

    return 0;
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)) */

#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0))
static int    cfg80211_rtw_set_channel(struct wiphy *wiphy
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
    , struct net_device *ndev
    #endif
    , struct ieee80211_channel *chan, enum nl80211_channel_type channel_type)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
#else
    _adapter *padapter = wiphy_to_adapter(wiphy);
#endif
    int chan_target = (u8) ieee80211_frequency_to_channel(chan->center_freq);
    int chan_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
    int chan_width = CHANNEL_WIDTH_20;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
#endif

    switch (channel_type) {
    case NL80211_CHAN_NO_HT:
    case NL80211_CHAN_HT20:
        chan_width = CHANNEL_WIDTH_20;
        chan_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
    case NL80211_CHAN_HT40MINUS:
        chan_width = CHANNEL_WIDTH_40;
        chan_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
        break;
    case NL80211_CHAN_HT40PLUS:
        chan_width = CHANNEL_WIDTH_40;
        chan_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
        break;
    default:
        chan_width = CHANNEL_WIDTH_20;
        chan_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
    }

    RTW_INFO(FUNC_ADPT_FMT" ch:%d bw:%d, offset:%d\n"
        , FUNC_ADPT_ARG(padapter), chan_target, chan_width, chan_offset);

    rtw_set_chbw_cmd(padapter, chan_target, chan_width, chan_offset, RTW_CMDF_WAIT_ACK);

    return 0;
}
#endif /*#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0))*/

/*
static int    cfg80211_rtw_auth(struct wiphy *wiphy, struct net_device *ndev,
        struct cfg80211_auth_request *req)
{
    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    return 0;
}

static int    cfg80211_rtw_assoc(struct wiphy *wiphy, struct net_device *ndev,
        struct cfg80211_assoc_request *req)
{
    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));

    return 0;
}
*/

static int rtw_cfg80211_set_beacon_wpsp2pie(struct net_device *ndev, char *buf, int len)
{
    int ret = 0;
    uint wps_ielen = 0;
    u8 *wps_ie;
    u32    p2p_ielen = 0;
    u8 wps_oui[8] = {0x0, 0x50, 0xf2, 0x04};
    u8 *p2p_ie;
    u32    wfd_ielen = 0;
    u8 *wfd_ie;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
    struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);

    RTW_INFO(FUNC_NDEV_FMT" ielen=%d\n", FUNC_NDEV_ARG(ndev), len);

    if (len > 0) {
        wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen);
        if (wps_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("bcn_wps_ielen=%d\n", wps_ielen);
            #endif

            if (pmlmepriv->wps_beacon_ie) {
                u32 free_len = pmlmepriv->wps_beacon_ie_len;
                pmlmepriv->wps_beacon_ie_len = 0;
                rtw_mfree(pmlmepriv->wps_beacon_ie, free_len);
                pmlmepriv->wps_beacon_ie = NULL;
            }

            pmlmepriv->wps_beacon_ie = rtw_malloc(wps_ielen);
            if (pmlmepriv->wps_beacon_ie == NULL) {
                RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                return -EINVAL;

            }

            _rtw_memcpy(pmlmepriv->wps_beacon_ie, wps_ie, wps_ielen);
            pmlmepriv->wps_beacon_ie_len = wps_ielen;

            update_beacon(padapter, _VENDOR_SPECIFIC_IE_, wps_oui, _TRUE, RTW_CMDF_WAIT_ACK);

        }

        /* buf += wps_ielen; */
        /* len -= wps_ielen; */

        #ifdef CONFIG_P2P
        p2p_ie = rtw_get_p2p_ie(buf, len, NULL, &p2p_ielen);
        if (p2p_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("bcn_p2p_ielen=%d\n", p2p_ielen);
            #endif

            if (pmlmepriv->p2p_beacon_ie) {
                u32 free_len = pmlmepriv->p2p_beacon_ie_len;
                pmlmepriv->p2p_beacon_ie_len = 0;
                rtw_mfree(pmlmepriv->p2p_beacon_ie, free_len);
                pmlmepriv->p2p_beacon_ie = NULL;
            }

            pmlmepriv->p2p_beacon_ie = rtw_malloc(p2p_ielen);
            if (pmlmepriv->p2p_beacon_ie == NULL) {
                RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                return -EINVAL;

            }

            _rtw_memcpy(pmlmepriv->p2p_beacon_ie, p2p_ie, p2p_ielen);
            pmlmepriv->p2p_beacon_ie_len = p2p_ielen;

        }
        #endif /* CONFIG_P2P */


        #ifdef CONFIG_WFD
        wfd_ie = rtw_get_wfd_ie(buf, len, NULL, &wfd_ielen);
        if (wfd_ie) {
            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("bcn_wfd_ielen=%d\n", wfd_ielen);
            #endif

            if (rtw_mlme_update_wfd_ie_data(pmlmepriv, MLME_BEACON_IE, wfd_ie, wfd_ielen) != _SUCCESS)
                return -EINVAL;
        }
        #endif /* CONFIG_WFD */

        pmlmeext->bstart_bss = _TRUE;

    }

    return ret;

}

static int rtw_cfg80211_set_probe_resp_wpsp2pie(struct net_device *net, char *buf, int len)
{
    int ret = 0;
    uint wps_ielen = 0;
    u8 *wps_ie;
    u32    p2p_ielen = 0;
    u8 *p2p_ie;
    u32    wfd_ielen = 0;
    u8 *wfd_ie;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(net);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("%s, ielen=%d\n", __func__, len);
#endif

    if (len > 0) {
        wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen);
        if (wps_ie) {
            uint    attr_contentlen = 0;
            u16    uconfig_method, *puconfig_method = NULL;

            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("probe_resp_wps_ielen=%d\n", wps_ielen);
            #endif

            if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
                u8 sr = 0;
                rtw_get_wps_attr_content(wps_ie,  wps_ielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);

                if (sr != 0)
                    RTW_INFO("%s, got sr\n", __func__);
                else {
                    RTW_INFO("GO mode process WPS under site-survey,  sr no set\n");
                    return ret;
                }
            }

            if (pmlmepriv->wps_probe_resp_ie) {
                u32 free_len = pmlmepriv->wps_probe_resp_ie_len;
                pmlmepriv->wps_probe_resp_ie_len = 0;
                rtw_mfree(pmlmepriv->wps_probe_resp_ie, free_len);
                pmlmepriv->wps_probe_resp_ie = NULL;
            }

            pmlmepriv->wps_probe_resp_ie = rtw_malloc(wps_ielen);
            if (pmlmepriv->wps_probe_resp_ie == NULL) {
                RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                return -EINVAL;

            }

            /* add PUSH_BUTTON config_method by driver self in wpsie of probe_resp at GO Mode */
            puconfig_method = (u16 *)rtw_get_wps_attr_content(wps_ie, wps_ielen, WPS_ATTR_CONF_METHOD , NULL, &attr_contentlen);
            if (puconfig_method != NULL) {
                /* struct registry_priv *pregistrypriv = &padapter->registrypriv; */
                struct wireless_dev *wdev = padapter->rtw_wdev;

                #ifdef CONFIG_DEBUG_CFG80211
                /* printk("config_method in wpsie of probe_resp = 0x%x\n", be16_to_cpu(*puconfig_method)); */
                #endif

                #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
                /* for WIFI-DIRECT LOGO 4.2.2, AUTO GO can't set PUSH_BUTTON flags */
                if (wdev->iftype == NL80211_IFTYPE_P2P_GO) {
                    uconfig_method = WPS_CM_PUSH_BUTTON;
                    uconfig_method = cpu_to_be16(uconfig_method);

                    *puconfig_method &= ~uconfig_method;
                }
                #endif
            }

            _rtw_memcpy(pmlmepriv->wps_probe_resp_ie, wps_ie, wps_ielen);
            pmlmepriv->wps_probe_resp_ie_len = wps_ielen;

        }

        /* buf += wps_ielen; */
        /* len -= wps_ielen; */

        #ifdef CONFIG_P2P
        p2p_ie = rtw_get_p2p_ie(buf, len, NULL, &p2p_ielen);
        if (p2p_ie) {
            u8 is_GO = _FALSE;
            u32 attr_contentlen = 0;
            u16 cap_attr = 0;

            #ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("probe_resp_p2p_ielen=%d\n", p2p_ielen);
            #endif

            /* Check P2P Capability ATTR */
            attr_contentlen = sizeof(cap_attr);
            if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CAPABILITY, (u8 *)&cap_attr, (uint *) &attr_contentlen)) {
                u8 grp_cap = 0;
                /* RTW_INFO( "[%s] Got P2P Capability Attr!!\n", __FUNCTION__ ); */
                cap_attr = le16_to_cpu(cap_attr);
                grp_cap = (u8)((cap_attr >> 8) & 0xff);

                is_GO = (grp_cap & BIT(0)) ? _TRUE : _FALSE;

                if (is_GO)
                    RTW_INFO("Got P2P Capability Attr, grp_cap=0x%x, is_GO\n", grp_cap);
            }


            if (is_GO == _FALSE) {
                if (pmlmepriv->p2p_probe_resp_ie) {
                    u32 free_len = pmlmepriv->p2p_probe_resp_ie_len;
                    pmlmepriv->p2p_probe_resp_ie_len = 0;
                    rtw_mfree(pmlmepriv->p2p_probe_resp_ie, free_len);
                    pmlmepriv->p2p_probe_resp_ie = NULL;
                }

                pmlmepriv->p2p_probe_resp_ie = rtw_malloc(p2p_ielen);
                if (pmlmepriv->p2p_probe_resp_ie == NULL) {
                    RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                    return -EINVAL;

                }
                _rtw_memcpy(pmlmepriv->p2p_probe_resp_ie, p2p_ie, p2p_ielen);
                pmlmepriv->p2p_probe_resp_ie_len = p2p_ielen;
            } else {
                if (pmlmepriv->p2p_go_probe_resp_ie) {
                    u32 free_len = pmlmepriv->p2p_go_probe_resp_ie_len;
                    pmlmepriv->p2p_go_probe_resp_ie_len = 0;
                    rtw_mfree(pmlmepriv->p2p_go_probe_resp_ie, free_len);
                    pmlmepriv->p2p_go_probe_resp_ie = NULL;
                }

                pmlmepriv->p2p_go_probe_resp_ie = rtw_malloc(p2p_ielen);
                if (pmlmepriv->p2p_go_probe_resp_ie == NULL) {
                    RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
                    return -EINVAL;

                }
                _rtw_memcpy(pmlmepriv->p2p_go_probe_resp_ie, p2p_ie, p2p_ielen);
                pmlmepriv->p2p_go_probe_resp_ie_len = p2p_ielen;
            }

        }
        #endif /* CONFIG_P2P */


        #ifdef CONFIG_WFD
        wfd_ie = rtw_get_wfd_ie(buf, len, NULL, &wfd_ielen);
        #ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO("probe_resp_wfd_ielen=%d\n", wfd_ielen);
        #endif

        if (rtw_mlme_update_wfd_ie_data(pmlmepriv, MLME_PROBE_RESP_IE, wfd_ie, wfd_ielen) != _SUCCESS)
            return -EINVAL;
        #endif /* CONFIG_WFD */

    }

    return ret;

}

static int rtw_cfg80211_set_assoc_resp_wpsp2pie(struct net_device *net, char *buf, int len)
{
    int ret = 0;
    _adapter *padapter = (_adapter *)rtw_netdev_priv(net);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
    u8 *ie;
    u32 ie_len;

    RTW_INFO("%s, ielen=%d\n", __func__, len);

    if (len <= 0)
        goto exit;

    ie = rtw_get_wps_ie(buf, len, NULL, &ie_len);
    if (ie && ie_len) {
        if (pmlmepriv->wps_assoc_resp_ie) {
            u32 free_len = pmlmepriv->wps_assoc_resp_ie_len;

            pmlmepriv->wps_assoc_resp_ie_len = 0;
            rtw_mfree(pmlmepriv->wps_assoc_resp_ie, free_len);
            pmlmepriv->wps_assoc_resp_ie = NULL;
        }

        pmlmepriv->wps_assoc_resp_ie = rtw_malloc(ie_len);
        if (pmlmepriv->wps_assoc_resp_ie == NULL) {
            RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
            return -EINVAL;
        }
        _rtw_memcpy(pmlmepriv->wps_assoc_resp_ie, ie, ie_len);
        pmlmepriv->wps_assoc_resp_ie_len = ie_len;
    }
#ifdef CONFIG_P2P
    ie = rtw_get_p2p_ie(buf, len, NULL, &ie_len);
    if (ie && ie_len) {
        if (pmlmepriv->p2p_assoc_resp_ie) {
            u32 free_len = pmlmepriv->p2p_assoc_resp_ie_len;

            pmlmepriv->p2p_assoc_resp_ie_len = 0;
            rtw_mfree(pmlmepriv->p2p_assoc_resp_ie, free_len);
            pmlmepriv->p2p_assoc_resp_ie = NULL;
        }

        pmlmepriv->p2p_assoc_resp_ie = rtw_malloc(ie_len);
        if (pmlmepriv->p2p_assoc_resp_ie == NULL) {
            RTW_INFO("%s()-%d: rtw_malloc() ERROR!\n", __FUNCTION__, __LINE__);
            return -EINVAL;
        }
        _rtw_memcpy(pmlmepriv->p2p_assoc_resp_ie, ie, ie_len);
        pmlmepriv->p2p_assoc_resp_ie_len = ie_len;
    }
#endif
#ifdef CONFIG_WFD
    ie = rtw_get_wfd_ie(buf, len, NULL, &ie_len);
    if (rtw_mlme_update_wfd_ie_data(pmlmepriv, MLME_ASSOC_RESP_IE, ie, ie_len) != _SUCCESS)
        return -EINVAL;
#endif

exit:
    return ret;
}

int rtw_cfg80211_set_mgnt_wpsp2pie(struct net_device *net, char *buf, int len,
    int type)
{
    int ret = 0;
    uint wps_ielen = 0;
    u32    p2p_ielen = 0;

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("%s, ielen=%d\n", __func__, len);
#endif

    if ((rtw_get_wps_ie(buf, len, NULL, &wps_ielen) && (wps_ielen > 0))
        #ifdef CONFIG_P2P
        || (rtw_get_p2p_ie(buf, len, NULL, &p2p_ielen) && (p2p_ielen > 0))
        #endif
    ) {
        if (net != NULL) {
            switch (type) {
            case 0x1: /* BEACON */
                ret = rtw_cfg80211_set_beacon_wpsp2pie(net, buf, len);
                break;
            case 0x2: /* PROBE_RESP */
                ret = rtw_cfg80211_set_probe_resp_wpsp2pie(net, buf, len);
                #ifdef CONFIG_P2P
                if (ret == 0)
                    adapter_wdev_data((_adapter *)rtw_netdev_priv(net))->probe_resp_ie_update_time = rtw_get_current_time();
                #endif
                break;
            case 0x4: /* ASSOC_RESP */
                ret = rtw_cfg80211_set_assoc_resp_wpsp2pie(net, buf, len);
                break;
            }
        }
    }

    return ret;

}
#endif /* CONFIG_AP_MODE */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
static struct wireless_dev *
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
static struct net_device *
#else
static int
#endif
    cfg80211_rtw_add_virtual_intf(
        struct wiphy *wiphy,
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0))
        const char *name,
        #else
        char *name,
        #endif
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0))
        unsigned char name_assign_type,
        #endif
        enum nl80211_iftype type,
        #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0))
        u32 *flags,
        #endif
        struct vif_params *params)
{
    int ret = 0;
    struct wireless_dev *wdev = NULL;
    struct net_device *ndev = NULL;
    _adapter *padapter;
    struct dvobj_priv *dvobj = wiphy_to_dvobj(wiphy);

    rtw_set_rtnl_lock_holder(dvobj, current);

    RTW_INFO(FUNC_WIPHY_FMT" name:%s, type:%d\n", FUNC_WIPHY_ARG(wiphy), name, type);

    switch (type) {
    case NL80211_IFTYPE_MONITOR:
        padapter = wiphy_to_adapter(wiphy); /* TODO: get ap iface ? */
        ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev);
        if (ret == 0)
            wdev = ndev->ieee80211_ptr;
        break;

#if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
    case NL80211_IFTYPE_P2P_CLIENT:
    case NL80211_IFTYPE_P2P_GO:
#endif
    case NL80211_IFTYPE_STATION:
    case NL80211_IFTYPE_AP:
#ifdef CONFIG_RTW_MESH
    case NL80211_IFTYPE_MESH_POINT:
#endif
        padapter = dvobj_get_unregisterd_adapter(dvobj);
        if (!padapter) {
            RTW_WARN("adapter pool empty!\n");
            ret = -ENODEV;
            break;
        }

        #if defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P)
        #if defined(CONFIG_P2P) && ((KERNEL_VERSION(2, 6, 37) <= LINUX_VERSION_CODE) || defined(COMPAT_KERNEL_RELEASE))
        if ((type == NL80211_IFTYPE_P2P_CLIENT || type == NL80211_IFTYPE_P2P_GO) && (padapter->iface_id != padapter->registrypriv.sel_p2p_iface)) {
            RTW_ERR("%s, iface_id:%d is not P2P interface!\n", __func__, padapter->iface_id);
            ret = -EOPNOTSUPP;
            break;
        }
        #endif
        #endif

        if (rtw_os_ndev_init(padapter, name) != _SUCCESS) {
            RTW_WARN("ndev init fail!\n");
            ret = -ENODEV;
            break;
        }
        #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
        if (type == NL80211_IFTYPE_P2P_CLIENT || type == NL80211_IFTYPE_P2P_GO)
            rtw_p2p_enable(padapter, P2P_ROLE_DEVICE);
        #endif
        ndev = padapter->pnetdev;
        wdev = ndev->ieee80211_ptr;
        break;

#if defined(CONFIG_P2P) && defined(RTW_DEDICATED_P2P_DEVICE)
    case NL80211_IFTYPE_P2P_DEVICE:
        ret = rtw_pd_iface_alloc(wiphy, name, &wdev);
        break;
#endif

    case NL80211_IFTYPE_ADHOC:
    case NL80211_IFTYPE_AP_VLAN:
    case NL80211_IFTYPE_WDS:
    default:
        ret = -ENODEV;
        RTW_INFO("Unsupported interface type\n");
        break;
    }

    if (ndev)
        RTW_INFO(FUNC_WIPHY_FMT" ndev:%p, ret:%d\n", FUNC_WIPHY_ARG(wiphy), ndev, ret);
    else
        RTW_INFO(FUNC_WIPHY_FMT" wdev:%p, ret:%d\n", FUNC_WIPHY_ARG(wiphy), wdev, ret);

    rtw_set_rtnl_lock_holder(dvobj, NULL);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    return wdev ? wdev : ERR_PTR(ret);
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
    return ndev ? ndev : ERR_PTR(ret);
#else
    return ret;
#endif
}

static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct wireless_dev *wdev
#else
    struct net_device *ndev
#endif
)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct net_device *ndev = wdev_to_ndev(wdev);
#endif
    int ret = 0;
    struct dvobj_priv *dvobj = wiphy_to_dvobj(wiphy);
    _adapter *adapter;
    struct rtw_wdev_priv *pwdev_priv;

    rtw_set_rtnl_lock_holder(dvobj, current);

    if (ndev) {
        adapter = (_adapter *)rtw_netdev_priv(ndev);
        pwdev_priv = adapter_wdev_data(adapter);

        if (ndev == pwdev_priv->pmon_ndev) {
            unregister_netdevice(ndev);
            pwdev_priv->pmon_ndev = NULL;
            pwdev_priv->ifname_mon[0] = '\0';
            RTW_INFO(FUNC_NDEV_FMT" remove monitor ndev\n", FUNC_NDEV_ARG(ndev));
        } else {
            RTW_INFO(FUNC_NDEV_FMT" unregister ndev\n", FUNC_NDEV_ARG(ndev));
            rtw_os_ndev_unregister(adapter);
        }
    } else
#if defined(CONFIG_P2P) && defined(RTW_DEDICATED_P2P_DEVICE)
    if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
        if (wdev == wiphy_to_pd_wdev(wiphy))
            rtw_pd_iface_free(wiphy);
        else {
            RTW_ERR(FUNC_WIPHY_FMT" unknown P2P Device wdev:%p\n", FUNC_WIPHY_ARG(wiphy), wdev);
            rtw_warn_on(1);
        }
    } else
#endif
    {
        ret = -EINVAL;
        goto exit;
    }

exit:
    rtw_set_rtnl_lock_holder(dvobj, NULL);
    return ret;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
static int cfg80211_rtw_get_channel(struct wiphy *wiphy,
    struct wireless_dev *wdev,
    struct cfg80211_chan_def *chandef)
{
    _adapter *padapter = wiphy_to_adapter(wiphy);
    struct mlme_ext_priv *mlmeext = &(padapter->mlmeextpriv);
    u8 ht_option = 0;
    u8 report = 0;
    int retval = 1;

    if (MLME_IS_ASOC(padapter)) {
#ifdef CONFIG_80211N_HT
        ht_option = padapter->mlmepriv.htpriv.ht_option;
#endif /* CONFIG_80211N_HT */
        report = 1;
    } else if (MLME_IS_MONITOR(padapter)) {
        /* monitor mode always set to HT
           we don't support sniffer No HT */
        ht_option = 1;
        report = 1;
    }

    if (report) {
        rtw_chbw_to_cfg80211_chan_def(wiphy, chandef,
            mlmeext->cur_channel, mlmeext->cur_bwmode,
            mlmeext->cur_ch_offset, ht_option);
        retval = 0;
    }

    return retval;
}

static void rtw_get_chbwoff_from_cfg80211_chan_def(
    struct cfg80211_chan_def *chandef,
    u8 *ht, u8 *ch, u8 *bw, u8 *offset)
{
    struct ieee80211_channel *chan = chandef->chan;

    *ch = chan->hw_value;
    *ht = 1;

    switch (chandef->width) {
    case NL80211_CHAN_WIDTH_20_NOHT:
        *ht = 0;
        fallthrough;
        /* fall through */
    case NL80211_CHAN_WIDTH_20:
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
    case NL80211_CHAN_WIDTH_40:
        *bw = CHANNEL_WIDTH_40;
        *offset = (chandef->center_freq1 > chan->center_freq) ?
            HAL_PRIME_CHNL_OFFSET_LOWER : HAL_PRIME_CHNL_OFFSET_UPPER;
        break;
    case NL80211_CHAN_WIDTH_80:
        *bw = CHANNEL_WIDTH_80;
        *offset = (chandef->center_freq1 > chan->center_freq) ?
            HAL_PRIME_CHNL_OFFSET_LOWER : HAL_PRIME_CHNL_OFFSET_UPPER;
        break;
    case NL80211_CHAN_WIDTH_160:
        *bw = CHANNEL_WIDTH_160;
        *offset = (chandef->center_freq1 > chan->center_freq) ?
            HAL_PRIME_CHNL_OFFSET_LOWER : HAL_PRIME_CHNL_OFFSET_UPPER;
        break;
    case NL80211_CHAN_WIDTH_80P80:
        *bw = CHANNEL_WIDTH_80_80;
        *offset = (chandef->center_freq1 > chan->center_freq) ?
            HAL_PRIME_CHNL_OFFSET_LOWER : HAL_PRIME_CHNL_OFFSET_UPPER;
        break;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    case NL80211_CHAN_WIDTH_5:
        *bw = CHANNEL_WIDTH_5;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
    case NL80211_CHAN_WIDTH_10:
        *bw = CHANNEL_WIDTH_10;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        break;
#endif
    default:
        *ht = 0;
        *bw = CHANNEL_WIDTH_20;
        *offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
        RTW_INFO("unsupported cwidth:%u\n", chandef->width);
        rtw_warn_on(1);
    };
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)) */

static int cfg80211_rtw_set_monitor_channel(struct wiphy *wiphy
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    , struct cfg80211_chan_def *chandef
#else
    , struct ieee80211_channel *chan
    , enum nl80211_channel_type channel_type
#endif
    )
{
    _adapter *padapter = wiphy_to_adapter(wiphy);
    u8 target_channal, target_offset, target_width, ht_option;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("center_freq %u Mhz ch %u width %u freq1 %u freq2 %u\n"
        , chandef->chan->center_freq
        , chandef->chan->hw_value
        , chandef->width
        , chandef->center_freq1
        , chandef->center_freq2);
#endif /* CONFIG_DEBUG_CFG80211 */

    rtw_get_chbwoff_from_cfg80211_chan_def(chandef,
        &ht_option, &target_channal, &target_width, &target_offset);
#else
#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("center_freq %u Mhz ch %u channel_type %u\n"
        , chan->center_freq
        , chan->hw_value
        , channel_type);
#endif /* CONFIG_DEBUG_CFG80211 */

    rtw_get_chbw_from_nl80211_channel_type(chan, channel_type,
        &ht_option, &target_channal, &target_width, &target_offset);
#endif
    RTW_INFO(FUNC_ADPT_FMT" ch:%d bw:%d, offset:%d\n",
        FUNC_ADPT_ARG(padapter), target_channal,
        target_width, target_offset);

    rtw_set_chbw_cmd(padapter, target_channal, target_width,
        target_offset, RTW_CMDF_WAIT_ACK);

    return 0;
}

void rtw_cfg80211_external_auth_request(_adapter *padapter, union recv_frame *rframe)
{
    struct rtw_external_auth_params params;
    struct wireless_dev *wdev = padapter->rtw_wdev;
    struct net_device *netdev = wdev_to_ndev(wdev);
    struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
    struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);

    u8 frame[256] = { 0 };
    uint frame_len = 24;
    s32 freq = 0;

    /* rframe, in this case is null point */

    freq = rtw_ch2freq(pmlmeext->cur_channel);

#if (KERNEL_VERSION(4, 17, 0) <= LINUX_VERSION_CODE) \
    || defined(CONFIG_KERNEL_PATCH_EXTERNAL_AUTH)
    params.action = EXTERNAL_AUTH_START;
    _rtw_memcpy(params.bssid, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
    params.ssid.ssid_len = pmlmeinfo->network.Ssid.SsidLength;
    _rtw_memcpy(params.ssid.ssid, pmlmeinfo->network.Ssid.Ssid,
        pmlmeinfo->network.Ssid.SsidLength);
    params.key_mgmt_suite = 0x8ac0f00;

    RTW_INFO("external auth: use kernel API: cfg80211_external_auth_request()\n");
    cfg80211_external_auth_request(netdev,
        (struct cfg80211_external_auth_params *)&params, GFP_ATOMIC);
#elif (KERNEL_VERSION(2, 6, 37) <= LINUX_VERSION_CODE)
    set_frame_sub_type(frame, WIFI_AUTH);

    _rtw_memcpy(frame + 4, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
    _rtw_memcpy(frame + 10, adapter_mac_addr(padapter), ETH_ALEN);
    _rtw_memcpy(frame + 16, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
    RTW_PUT_LE32((frame + 18), 0x8ac0f00);
    RTW_PUT_LE32((frame + 24), 0x0003);

    if (pmlmeinfo->network.Ssid.SsidLength) {
        *(frame + 26) = pmlmeinfo->network.Ssid.SsidLength;
        _rtw_memcpy(frame + 27, pmlmeinfo->network.Ssid.Ssid,
            pmlmeinfo->network.Ssid.SsidLength);
        frame_len = 27 + pmlmeinfo->network.Ssid.SsidLength;
    }

    RTW_INFO("external auth: with wpa_supplicant patch\n");
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#endif
}

void rtw_cfg80211_rx_probe_request(_adapter *adapter, union recv_frame *rframe)
{
    struct wireless_dev *wdev = adapter->rtw_wdev;
    u8 *frame = get_recvframe_data(rframe);
    uint frame_len = rframe->u.hdr.len;
    s32 freq;
    u8 ch, sch = rtw_get_oper_ch(adapter);

    ch = rframe->u.hdr.attrib.ch ? rframe->u.hdr.attrib.ch : sch;
    freq = rtw_ch2freq(ch);

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("RTW_Rx: probe request, ch=%d(%d), ta="MAC_FMT"\n"
        , ch, sch, MAC_ARG(get_addr2_ptr(frame)));
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#else
    cfg80211_rx_action(adapter->pnetdev, freq, frame, frame_len, GFP_ATOMIC);
#endif
}

void rtw_cfg80211_rx_action_p2p(_adapter *adapter, union recv_frame *rframe)
{
    struct wireless_dev *wdev = adapter->rtw_wdev;
    u8 *frame = get_recvframe_data(rframe);
    uint frame_len = rframe->u.hdr.len;
    s32 freq;
    u8 ch, sch = rtw_get_oper_ch(adapter);
    u8 category, action;
    int type;

    ch = rframe->u.hdr.attrib.ch ? rframe->u.hdr.attrib.ch : sch;
    freq = rtw_ch2freq(ch);

    RTW_INFO("RTW_Rx:ch=%d(%d), ta="MAC_FMT"\n"
        , ch, sch, MAC_ARG(get_addr2_ptr(frame)));
#ifdef CONFIG_P2P
    type = rtw_p2p_check_frames(adapter, frame, frame_len, _FALSE);
    if (type >= 0)
        goto indicate;
#endif
    rtw_action_frame_parse(frame, frame_len, &category, &action);
    RTW_INFO("RTW_Rx:category(%u), action(%u)\n", category, action);
#ifdef CONFIG_P2P
indicate:
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#else
    cfg80211_rx_action(adapter->pnetdev, freq, frame, frame_len, GFP_ATOMIC);
#endif
}

void rtw_cfg80211_rx_p2p_action_public(_adapter *adapter, union recv_frame *rframe)
{
    struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
    struct wireless_dev *wdev = adapter->rtw_wdev;
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
    u8 *frame = get_recvframe_data(rframe);
    uint frame_len = rframe->u.hdr.len;
    s32 freq;
    u8 ch, sch = rtw_get_oper_ch(adapter);
    u8 category, action;
    int type;

    ch = rframe->u.hdr.attrib.ch ? rframe->u.hdr.attrib.ch : sch;
    freq = rtw_ch2freq(ch);

    RTW_INFO("RTW_Rx:ch=%d(%d), ta="MAC_FMT"\n"
        , ch, sch, MAC_ARG(get_addr2_ptr(frame)));
    #ifdef CONFIG_P2P
    type = rtw_p2p_check_frames(adapter, frame, frame_len, _FALSE);
    if (type >= 0) {
        switch (type) {
        case P2P_GO_NEGO_CONF:
            if (0) {
                RTW_INFO(FUNC_ADPT_FMT" Nego confirm. state=%u, status=%u, iaddr="MAC_FMT"\n"
                    , FUNC_ADPT_ARG(adapter), pwdev_priv->nego_info.state, pwdev_priv->nego_info.status
                    , MAC_ARG(pwdev_priv->nego_info.iface_addr));
            }
            if (pwdev_priv->nego_info.state == 2
                && pwdev_priv->nego_info.status == 0
                && rtw_check_invalid_mac_address(pwdev_priv->nego_info.iface_addr, _FALSE) == _FALSE
            ) {
                _adapter *intended_iface = dvobj_get_adapter_by_addr(dvobj, pwdev_priv->nego_info.iface_addr);

                if (intended_iface) {
                    RTW_INFO(FUNC_ADPT_FMT" Nego confirm. Allow only "ADPT_FMT" to scan for 2000 ms\n"
                        , FUNC_ADPT_ARG(adapter), ADPT_ARG(intended_iface));
                    /* allow only intended_iface to do scan for 2000 ms */
                    rtw_mi_set_scan_deny(adapter, 2000);
                    rtw_clear_scan_deny(intended_iface);
                }
            }
            break;
        case P2P_PROVISION_DISC_RESP:
        case P2P_INVIT_RESP:
            rtw_clear_scan_deny(adapter);
            #if !RTW_P2P_GROUP_INTERFACE
            rtw_mi_buddy_set_scan_deny(adapter, 2000);
            #endif
            break;
        }
        goto indicate;
    }
    #endif
    rtw_action_frame_parse(frame, frame_len, &category, &action);
    RTW_INFO("RTW_Rx:category(%u), action(%u)\n", category, action);
#ifdef CONFIG_P2P
indicate:
#endif
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    if (rtw_cfg80211_redirect_pd_wdev(dvobj_to_wiphy(dvobj), get_ra(frame), &wdev))
        if (0)
            RTW_INFO("redirect to pd_wdev:%p\n", wdev);
    #endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#else
    cfg80211_rx_action(adapter->pnetdev, freq, frame, frame_len, GFP_ATOMIC);
#endif
}

void rtw_cfg80211_rx_action(_adapter *adapter, union recv_frame *rframe, const char *msg)
{
    struct wireless_dev *wdev = adapter->rtw_wdev;
    u8 *frame = get_recvframe_data(rframe);
    uint frame_len = rframe->u.hdr.len;
    s32 freq;
    u8 ch, sch = rtw_get_oper_ch(adapter);
    u8 category, action;
    int type = -1;

    ch = rframe->u.hdr.attrib.ch ? rframe->u.hdr.attrib.ch : sch;
    freq = rtw_ch2freq(ch);

    RTW_INFO("RTW_Rx:ch=%d(%d), ta="MAC_FMT"\n"
        , ch, sch, MAC_ARG(get_addr2_ptr(frame)));

#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(adapter)) {
        type = rtw_mesh_check_frames_rx(adapter, frame, frame_len);
        if (type >= 0)
            goto indicate;
    }
#endif
    rtw_action_frame_parse(frame, frame_len, &category, &action);
    if (category == RTW_WLAN_CATEGORY_PUBLIC) {
        if (action == ACT_PUBLIC_GAS_INITIAL_REQ) {
            rtw_mi_set_scan_deny(adapter, 200);
            rtw_mi_scan_abort(adapter, _FALSE); /*rtw_scan_abort_no_wait*/
        }
    }
#ifdef CONFIG_RTW_MESH
indicate:
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#else
    cfg80211_rx_action(adapter->pnetdev, freq, frame, frame_len, GFP_ATOMIC);
#endif

    if (type == -1) {
        if (msg)
            RTW_INFO("RTW_Rx:%s\n", msg);
        else
            RTW_INFO("RTW_Rx:category(%u), action(%u)\n", category, action);
    }
}

#ifdef CONFIG_RTW_80211K
void rtw_cfg80211_rx_rrm_action(_adapter *adapter, union recv_frame *rframe)
{
    struct wireless_dev *wdev = adapter->rtw_wdev;
    u8 *frame = get_recvframe_data(rframe);
    uint frame_len = rframe->u.hdr.len;
    s32 freq;
    u8 ch, sch = rtw_get_oper_ch(adapter);

    ch = rframe->u.hdr.attrib.ch ? rframe->u.hdr.attrib.ch : sch;
    freq = rtw_ch2freq(ch);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#else
    cfg80211_rx_action(adapter->pnetdev, freq, frame, frame_len, GFP_ATOMIC);
#endif
    RTW_INFO("RTW_Rx:ch=%d(%d), ta="MAC_FMT"\n"
        , ch, sch, MAC_ARG(get_addr2_ptr(frame)));
}
#endif /* CONFIG_RTW_80211K */

void rtw_cfg80211_rx_mframe(_adapter *adapter, union recv_frame *rframe, const char *msg)
{
    struct wireless_dev *wdev = adapter->rtw_wdev;
    u8 *frame = get_recvframe_data(rframe);
    uint frame_len = rframe->u.hdr.len;
    s32 freq;
    u8 ch, sch = rtw_get_oper_ch(adapter);

    ch = rframe->u.hdr.attrib.ch ? rframe->u.hdr.attrib.ch : sch;
    freq = rtw_ch2freq(ch);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_rx_mgmt(wdev, freq, 0, frame, frame_len, GFP_ATOMIC);
#else
    cfg80211_rx_action(adapter->pnetdev, freq, frame, frame_len, GFP_ATOMIC);
#endif

    RTW_INFO("RTW_Rx:ch=%d(%d), ta="MAC_FMT"\n", ch, sch, MAC_ARG(get_addr2_ptr(frame)));
    if (!rtw_sae_preprocess(adapter, frame, frame_len, _FALSE)) {
        if (msg)
            RTW_INFO("RTW_Rx:%s\n", msg);
        else
            RTW_INFO("RTW_Rx:frame_control:0x%02x\n", le16_to_cpu(((struct rtw_ieee80211_hdr_3addr *)rframe)->frame_ctl));
    }
}

#ifdef CONFIG_P2P
void rtw_cfg80211_issue_p2p_provision_request(_adapter *padapter, const u8 *buf, size_t len)
{
    u16    wps_devicepassword_id = 0x0000;
    uint    wps_devicepassword_id_len = 0;
    u8            wpsie[255] = { 0x00 }, p2p_ie[255] = { 0x00 };
    uint            p2p_ielen = 0;
    uint            wpsielen = 0;
    u32    devinfo_contentlen = 0;
    u8    devinfo_content[64] = { 0x00 };
    u16    capability = 0;
    uint capability_len = 0;

    unsigned char category = RTW_WLAN_CATEGORY_PUBLIC;
    u8            action = P2P_PUB_ACTION_ACTION;
    u8            dialogToken = 1;
    u32            p2poui = cpu_to_be32(P2POUI);
    u8            oui_subtype = P2P_PROVISION_DISC_REQ;
    u32            p2pielen = 0;
#ifdef CONFIG_WFD
    u32                    wfdielen = 0;
#endif

    struct xmit_frame            *pmgntframe;
    struct pkt_attrib            *pattrib;
    unsigned char                    *pframe;
    struct rtw_ieee80211_hdr    *pwlanhdr;
    unsigned short                *fctrl;
    struct xmit_priv            *pxmitpriv = &(padapter->xmitpriv);
    struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);

    struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
    u8 *frame_body = (unsigned char *)(buf + sizeof(struct rtw_ieee80211_hdr_3addr));
    size_t frame_body_len = len - sizeof(struct rtw_ieee80211_hdr_3addr);


    RTW_INFO("[%s] In\n", __FUNCTION__);

    /* prepare for building provision_request frame     */
    _rtw_memcpy(pwdinfo->tx_prov_disc_info.peerIFAddr, GetAddr1Ptr(buf), ETH_ALEN);
    _rtw_memcpy(pwdinfo->tx_prov_disc_info.peerDevAddr, GetAddr1Ptr(buf), ETH_ALEN);

    pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_PUSH_BUTTON;

    rtw_get_wps_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, frame_body_len - _PUBLIC_ACTION_IE_OFFSET_, wpsie, &wpsielen);
    wps_devicepassword_id_len = sizeof(wps_devicepassword_id);
    rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_DEVICE_PWID, (u8 *) &wps_devicepassword_id, &wps_devicepassword_id_len);
    wps_devicepassword_id = be16_to_cpu(wps_devicepassword_id);

    switch (wps_devicepassword_id) {
    case WPS_DPID_PIN:
        pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_LABEL;
        break;
    case WPS_DPID_USER_SPEC:
        pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_DISPLYA;
        break;
    case WPS_DPID_MACHINE_SPEC:
        break;
    case WPS_DPID_REKEY:
        break;
    case WPS_DPID_PBC:
        pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_PUSH_BUTTON;
        break;
    case WPS_DPID_REGISTRAR_SPEC:
        pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_KEYPAD;
        break;
    default:
        break;
    }


    if (rtw_get_p2p_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, frame_body_len - _PUBLIC_ACTION_IE_OFFSET_, p2p_ie, &p2p_ielen)) {

        devinfo_contentlen = sizeof(devinfo_content);
        rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_DEVICE_INFO, devinfo_content, &devinfo_contentlen);
        capability_len = sizeof(capability);
        rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CAPABILITY, (u8 *)&capability, &capability_len);

    }


    /* start to build provision_request frame     */
    _rtw_memset(wpsie, 0, sizeof(wpsie));
    _rtw_memset(p2p_ie, 0, sizeof(p2p_ie));
    p2p_ielen = 0;

    pmgntframe = alloc_mgtxmitframe(pxmitpriv);
    if (pmgntframe == NULL)
        return;


    /* update attribute */
    pattrib = &pmgntframe->attrib;
    update_mgntframe_attrib(padapter, pattrib);

    _rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);

    pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
    pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;

    fctrl = &(pwlanhdr->frame_ctl);
    *(fctrl) = 0;

    _rtw_memcpy(pwlanhdr->addr1, pwdinfo->tx_prov_disc_info.peerDevAddr, ETH_ALEN);
    _rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
    _rtw_memcpy(pwlanhdr->addr3, pwdinfo->tx_prov_disc_info.peerDevAddr, ETH_ALEN);

    SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
    pmlmeext->mgnt_seq++;
    set_frame_sub_type(pframe, WIFI_ACTION);

    pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
    pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);

    pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
    pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
    pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *) &(p2poui), &(pattrib->pktlen));
    pframe = rtw_set_fixed_ie(pframe, 1, &(oui_subtype), &(pattrib->pktlen));
    pframe = rtw_set_fixed_ie(pframe, 1, &(dialogToken), &(pattrib->pktlen));


    /* build_prov_disc_request_p2p_ie     */
    /*    P2P OUI */
    p2pielen = 0;
    p2p_ie[p2pielen++] = 0x50;
    p2p_ie[p2pielen++] = 0x6F;
    p2p_ie[p2pielen++] = 0x9A;
    p2p_ie[p2pielen++] = 0x09;    /*    WFA P2P v1.0 */

    /*    Commented by Albert 20110301 */
    /*    According to the P2P Specification, the provision discovery request frame should contain 3 P2P attributes */
    /*    1. P2P Capability */
    /*    2. Device Info */
    /*    3. Group ID ( When joining an operating P2P Group ) */

    /*    P2P Capability ATTR */
    /*    Type:     */
    p2p_ie[p2pielen++] = P2P_ATTR_CAPABILITY;

    /*    Length: */
    /* *(u16*) ( p2pie + p2pielen ) = cpu_to_le16( 0x0002 ); */
    RTW_PUT_LE16(p2p_ie + p2pielen, 0x0002);
    p2pielen += 2;

    /*    Value: */
    /*    Device Capability Bitmap, 1 byte */
    /*    Group Capability Bitmap, 1 byte */
    _rtw_memcpy(p2p_ie + p2pielen, &capability, 2);
    p2pielen += 2;


    /*    Device Info ATTR */
    /*    Type: */
    p2p_ie[p2pielen++] = P2P_ATTR_DEVICE_INFO;

    /*    Length: */
    /*    21->P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes)  */
    /*    + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */
    /* *(u16*) ( p2pie + p2pielen ) = cpu_to_le16( 21 + pwdinfo->device_name_len ); */
    RTW_PUT_LE16(p2p_ie + p2pielen, devinfo_contentlen);
    p2pielen += 2;

    /*    Value: */
    _rtw_memcpy(p2p_ie + p2pielen, devinfo_content, devinfo_contentlen);
    p2pielen += devinfo_contentlen;


    pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *) p2p_ie, &p2p_ielen);
    /* p2pielen = build_prov_disc_request_p2p_ie( pwdinfo, pframe, NULL, 0, pwdinfo->tx_prov_disc_info.peerDevAddr); */
    /* pframe += p2pielen; */
    pattrib->pktlen += p2p_ielen;

    wpsielen = 0;
    /*    WPS OUI */
    *(u32 *)(wpsie) = cpu_to_be32(WPSOUI);
    wpsielen += 4;

    /*    WPS version */
    /*    Type: */
    *(u16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_VER1);
    wpsielen += 2;

    /*    Length: */
    *(u16 *)(wpsie + wpsielen) = cpu_to_be16(0x0001);
    wpsielen += 2;

    /*    Value: */
    wpsie[wpsielen++] = WPS_VERSION_1;    /*    Version 1.0 */

    /*    Config Method */
    /*    Type: */
    *(u16 *)(wpsie + wpsielen) = cpu_to_be16(WPS_ATTR_CONF_METHOD);
    wpsielen += 2;

    /*    Length: */
    *(u16 *)(wpsie + wpsielen) = cpu_to_be16(0x0002);
    wpsielen += 2;

    /*    Value: */
    *(u16 *)(wpsie + wpsielen) = cpu_to_be16(pwdinfo->tx_prov_disc_info.wps_config_method_request);
    wpsielen += 2;

    pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *) wpsie, &pattrib->pktlen);


#ifdef CONFIG_WFD
    wfdielen = build_provdisc_req_wfd_ie(pwdinfo, pframe);
    pframe += wfdielen;
    pattrib->pktlen += wfdielen;
#endif

    pattrib->last_txcmdsz = pattrib->pktlen;

    /* dump_mgntframe(padapter, pmgntframe); */
    if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS)
        RTW_INFO("%s, ack to\n", __func__);

    #if 0
    if(wps_devicepassword_id == WPS_DPID_REGISTRAR_SPEC) {
        RTW_INFO("waiting for p2p peer key-in PIN CODE\n");
        rtw_msleep_os(15000); /* 15 sec for key in PIN CODE, workaround for GS2 before issuing Nego Req. */
    }
    #endif

}

#ifdef CONFIG_RTW_80211R
static s32 cfg80211_rtw_update_ft_ies(struct wiphy *wiphy,
    struct net_device *ndev,
    struct cfg80211_update_ft_ies_params *ftie)
{
    _adapter *padapter = NULL;
    struct mlme_priv *pmlmepriv = NULL;
    struct ft_roam_info *pft_roam = NULL;
    _irqL irqL;
    u8 *p;
    u8 *pie = NULL;
    u32 ie_len = 0;

    if (ndev == NULL)
        return  -EINVAL;

    padapter = (_adapter *)rtw_netdev_priv(ndev);
    pmlmepriv = &(padapter->mlmepriv);
    pft_roam = &(pmlmepriv->ft_roam);

    p = (u8 *)ftie->ie;
    if (ftie->ie_len <= sizeof(pft_roam->updated_ft_ies)) {
        _enter_critical_bh(&pmlmepriv->lock, &irqL);
        _rtw_memcpy(pft_roam->updated_ft_ies, ftie->ie, ftie->ie_len);
        pft_roam->updated_ft_ies_len = ftie->ie_len;
        _exit_critical_bh(&pmlmepriv->lock, &irqL);
    } else {
        RTW_ERR("FTIEs parsing fail!\n");
        return -EINVAL;
    }

    if (rtw_ft_roam_status(padapter, RTW_FT_AUTHENTICATED_STA)) {
        RTW_PRINT("auth success, start reassoc\n");
        rtw_ft_lock_set_status(padapter, RTW_FT_ASSOCIATING_STA, &irqL);
        start_clnt_assoc(padapter);
    }

    return 0;
}
#endif
#endif /* CONFIG_P2P */

inline void rtw_cfg80211_set_is_roch(_adapter *adapter, bool val)
{
    adapter->rochinfo.is_ro_ch = val;
    rtw_mi_update_iface_status(&(adapter->mlmepriv), 0);
}

inline bool rtw_cfg80211_get_is_roch(_adapter *adapter)
{
    return adapter->rochinfo.is_ro_ch;
}

inline bool rtw_cfg80211_is_ro_ch_once(_adapter *adapter)
{
    return adapter->rochinfo.last_ro_ch_time ? 1 : 0;
}

inline void rtw_cfg80211_set_last_ro_ch_time(_adapter *adapter)
{
    adapter->rochinfo.last_ro_ch_time = rtw_get_current_time();

    if (!adapter->rochinfo.last_ro_ch_time)
        adapter->rochinfo.last_ro_ch_time++;
}

inline s32 rtw_cfg80211_get_last_ro_ch_passing_ms(_adapter *adapter)
{
    return rtw_get_passing_time_ms(adapter->rochinfo.last_ro_ch_time);
}

static s32 cfg80211_rtw_remain_on_channel(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct wireless_dev *wdev,
#else
    struct net_device *ndev,
#endif
    struct ieee80211_channel *channel,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
    enum nl80211_channel_type channel_type,
#endif
    unsigned int duration, u64 *cookie)
{
    s32 err = 0;
    u8 remain_ch = (u8) ieee80211_frequency_to_channel(channel->center_freq);
    _adapter *padapter = NULL;
    struct rtw_wdev_priv *pwdev_priv;
    struct roch_info *prochinfo;
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo;
#ifdef CONFIG_CONCURRENT_MODE
    u8 is_p2p_find = _FALSE;
#endif
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    if (wdev == wiphy_to_pd_wdev(wiphy))
        padapter = wiphy_to_adapter(wiphy);
    else
    #endif
    if (wdev_to_ndev(wdev))
        padapter = (_adapter *)rtw_netdev_priv(wdev_to_ndev(wdev));
    else {
        err = -EINVAL;
        goto exit;
    }
#else
    struct wireless_dev *wdev;

    if (ndev == NULL) {
        err = -EINVAL;
        goto exit;
    }
    padapter = (_adapter *)rtw_netdev_priv(ndev);
    wdev = ndev_to_wdev(ndev);
#endif

    pwdev_priv = adapter_wdev_data(padapter);
    prochinfo = &padapter->rochinfo;
#ifdef CONFIG_P2P
    pwdinfo = &padapter->wdinfo;
#ifdef CONFIG_CONCURRENT_MODE
    is_p2p_find = (duration < (pwdinfo->ext_listen_interval)) ? _TRUE : _FALSE;
#endif
#endif

    *cookie = ATOMIC_INC_RETURN(&prochinfo->ro_ch_cookie_gen);

    RTW_INFO(FUNC_ADPT_FMT"%s ch:%u duration:%d, cookie:0x%llx\n"
        , FUNC_ADPT_ARG(padapter), wdev == wiphy_to_pd_wdev(wiphy) ? " PD" : ""
        , remain_ch, duration, *cookie);

    if (rtw_chset_search_ch(adapter_to_chset(padapter), remain_ch) < 0) {
        RTW_WARN(FUNC_ADPT_FMT" invalid ch:%u\n", FUNC_ADPT_ARG(padapter), remain_ch);
        err = -EFAULT;
        goto exit;
    }

#ifdef CONFIG_MP_INCLUDED
    if (rtw_mp_mode_check(padapter)) {
        RTW_INFO("MP mode block remain_on_channel request\n");
        err = -EFAULT;
        goto exit;
    }
#endif

    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        err = -EFAULT;
        goto exit;
    }

    rtw_scan_abort(padapter);
#if defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P)
    /*don't scan_abort during p2p_listen.*/
    if (is_p2p_find)
        rtw_mi_buddy_scan_abort(padapter, _TRUE);
#endif /* defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P) */

    if (rtw_cfg80211_get_is_roch(padapter) == _TRUE) {
        _cancel_timer_ex(&padapter->rochinfo.remain_on_ch_timer);
        rtw_cancel_roch_cmd(padapter, 0, NULL, RTW_CMDF_WAIT_ACK);
    }

#ifdef CONFIG_P2P
    /* if(!rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT) && !rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) */
    if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)
        #if defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P)
        && ((padapter->iface_id == padapter->registrypriv.sel_p2p_iface))
        #endif
    ) {
        rtw_p2p_enable(padapter, P2P_ROLE_DEVICE);
        padapter->wdinfo.listen_channel = remain_ch;
        RTW_INFO(FUNC_ADPT_FMT" init listen_channel %u\n"
            , FUNC_ADPT_ARG(padapter), padapter->wdinfo.listen_channel);
    } else if (rtw_p2p_chk_state(pwdinfo , P2P_STATE_LISTEN)
        && (time_after_eq(rtw_get_current_time(), pwdev_priv->probe_resp_ie_update_time)
            && rtw_get_passing_time_ms(pwdev_priv->probe_resp_ie_update_time) < 50)
    ) {
        if (padapter->wdinfo.listen_channel != remain_ch) {
            padapter->wdinfo.listen_channel = remain_ch;
            RTW_INFO(FUNC_ADPT_FMT" update listen_channel %u\n"
                , FUNC_ADPT_ARG(padapter), padapter->wdinfo.listen_channel);
        }
    } else {
        rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
#ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO("%s, role=%d, p2p_state=%d\n", __func__, rtw_p2p_role(pwdinfo), rtw_p2p_state(pwdinfo));
#endif
    }

    rtw_p2p_set_state(pwdinfo, P2P_STATE_LISTEN);
#endif /* CONFIG_P2P */

    #ifdef RTW_ROCH_DURATION_ENLARGE
    if (duration < 400)
        duration = duration * 3; /* extend from exper */
    #endif

#if defined(RTW_ROCH_BACK_OP) && defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P)
    if (rtw_mi_check_status(padapter, MI_LINKED)) {
        if (is_p2p_find) /* p2p_find , duration<1000 */
            duration = duration + pwdinfo->ext_listen_interval;
    }
#endif /* defined (RTW_ROCH_BACK_OP) && defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P) */

    rtw_cfg80211_set_is_roch(padapter, _TRUE);
    prochinfo->ro_ch_wdev = wdev;
    prochinfo->remain_on_ch_cookie = *cookie;
    rtw_cfg80211_set_last_ro_ch_time(padapter);
    _rtw_memcpy(&prochinfo->remain_on_ch_channel, channel, sizeof(struct ieee80211_channel));
    #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
    prochinfo->remain_on_ch_type = channel_type;
    #endif
    prochinfo->restore_channel = rtw_get_oper_ch(padapter);

    rtw_roch_cmd(padapter, *cookie, wdev, channel, prochinfo->remain_on_ch_type,
        duration, RTW_CMDF_WAIT_ACK);

    rtw_cfg80211_ready_on_channel(wdev, *cookie, channel, channel_type, duration, GFP_KERNEL);
exit:
    return err;
}

static s32 cfg80211_rtw_cancel_remain_on_channel(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct wireless_dev *wdev,
#else
    struct net_device *ndev,
#endif
    u64 cookie)
{
    s32 err = 0;
    _adapter *padapter;
    struct rtw_wdev_priv *pwdev_priv;
    struct roch_info *prochinfo;
#ifdef CONFIG_P2P
    struct wifidirect_info *pwdinfo;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    if (wdev == wiphy_to_pd_wdev(wiphy))
        padapter = wiphy_to_adapter(wiphy);
    else
    #endif
    if (wdev_to_ndev(wdev))
        padapter = (_adapter *)rtw_netdev_priv(wdev_to_ndev(wdev));
    else {
        err = -EINVAL;
        goto exit;
    }
#else
    struct wireless_dev *wdev;

    if (ndev == NULL) {
        err = -EINVAL;
        goto exit;
    }
    padapter = (_adapter *)rtw_netdev_priv(ndev);
    wdev = ndev_to_wdev(ndev);
#endif

    pwdev_priv = adapter_wdev_data(padapter);
    prochinfo = &padapter->rochinfo;
#ifdef CONFIG_P2P
    pwdinfo = &padapter->wdinfo;
#endif

    RTW_INFO(FUNC_ADPT_FMT"%s cookie:0x%llx\n"
        , FUNC_ADPT_ARG(padapter), wdev == wiphy_to_pd_wdev(wiphy) ? " PD" : ""
        , cookie);

    if (rtw_cfg80211_get_is_roch(padapter) == _TRUE) {
        _cancel_timer_ex(&padapter->rochinfo.remain_on_ch_timer);
        rtw_cancel_roch_cmd(padapter, cookie, wdev, RTW_CMDF_WAIT_ACK);
    }

exit:
    return err;
}

#ifdef CONFIG_P2P
inline int rtw_cfg80211_iface_has_p2p_group_cap(_adapter *adapter)
{
#if RTW_P2P_GROUP_INTERFACE
    if (is_primary_adapter(adapter))
        return 0;
#endif
    return 1;
}

inline int rtw_cfg80211_is_p2p_scan(_adapter *adapter)
{
#if RTW_P2P_GROUP_INTERFACE
    if (rtw_cfg80211_iface_has_p2p_group_cap(adapter))
#endif
    {
        struct wifidirect_info *wdinfo = &adapter->wdinfo;

        return rtw_p2p_chk_state(wdinfo, P2P_STATE_SCAN)
            || rtw_p2p_chk_state(wdinfo, P2P_STATE_FIND_PHASE_SEARCH);
    }

#if RTW_P2P_GROUP_INTERFACE
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    if (wiphy_to_pd_wdev(adapter_to_wiphy(adapter))) /* pd_wdev exist */
        return rtw_cfg80211_is_scan_by_pd_wdev(adapter);
    #endif
    {
        /*
        * For 2 RTW_P2P_GROUP_INTERFACE cases:
        * 1. RTW_DEDICATED_P2P_DEVICE defined but upper layer don't use pd_wdev or
        * 2. RTW_DEDICATED_P2P_DEVICE not defined
        */
        struct rtw_wdev_priv *wdev_data = adapter_wdev_data(adapter);
        _irqL irqL;
        int is_p2p_scan = 0;

        _enter_critical_bh(&wdev_data->scan_req_lock, &irqL);
        if (wdev_data->scan_request
            && wdev_data->scan_request->n_ssids
            && wdev_data->scan_request->ssids
            && wdev_data->scan_request->ie
        ) {
            if (_rtw_memcmp(wdev_data->scan_request->ssids[0].ssid, "DIRECT-", 7)
                && rtw_get_p2p_ie((u8 *)wdev_data->scan_request->ie, wdev_data->scan_request->ie_len, NULL, NULL))
                is_p2p_scan = 1;
        }
        _exit_critical_bh(&wdev_data->scan_req_lock, &irqL);

        return is_p2p_scan;
    }
#endif
}

#if defined(RTW_DEDICATED_P2P_DEVICE)
int rtw_pd_iface_alloc(struct wiphy *wiphy, const char *name, struct wireless_dev **pd_wdev)
{
    struct rtw_wiphy_data *wiphy_data = rtw_wiphy_priv(wiphy);
    struct wireless_dev *wdev = NULL;
    struct rtw_netdev_priv_indicator *npi;
    _adapter *primary_adpt = wiphy_to_adapter(wiphy);
    int ret = 0;

    if (wiphy_data->pd_wdev) {
        RTW_WARN(FUNC_WIPHY_FMT" pd_wdev already exists\n", FUNC_WIPHY_ARG(wiphy));
        ret = -EBUSY;
        goto exit;
    }

    wdev = (struct wireless_dev *)rtw_zmalloc(sizeof(struct wireless_dev));
    if (!wdev) {
        RTW_WARN(FUNC_WIPHY_FMT" allocate wdev fail\n", FUNC_WIPHY_ARG(wiphy));
        ret = -ENOMEM;
        goto exit;
    }

    wdev->wiphy = wiphy;
    wdev->iftype = NL80211_IFTYPE_P2P_DEVICE;
    _rtw_memcpy(wdev->address, adapter_mac_addr(primary_adpt), ETH_ALEN);

    wiphy_data->pd_wdev = wdev;
    *pd_wdev = wdev;

    RTW_INFO(FUNC_WIPHY_FMT" pd_wdev:%p, addr="MAC_FMT" added\n"
        , FUNC_WIPHY_ARG(wiphy), wdev, MAC_ARG(wdev_address(wdev)));

exit:
    if (ret && wdev) {
        rtw_mfree((u8 *)wdev, sizeof(struct wireless_dev));
        wdev = NULL;
    }

    return ret;
}

void rtw_pd_iface_free(struct wiphy *wiphy)
{
    struct dvobj_priv *dvobj = wiphy_to_dvobj(wiphy);
    struct rtw_wiphy_data *wiphy_data = rtw_wiphy_priv(wiphy);
    u8 rtnl_lock_needed;

    if (!wiphy_data->pd_wdev)
        goto exit;

    RTW_INFO(FUNC_WIPHY_FMT" pd_wdev:%p, addr="MAC_FMT"\n"
        , FUNC_WIPHY_ARG(wiphy), wiphy_data->pd_wdev
        , MAC_ARG(wdev_address(wiphy_data->pd_wdev)));

    rtnl_lock_needed = rtw_rtnl_lock_needed(dvobj);
    if (rtnl_lock_needed)
        rtnl_lock();
    cfg80211_unregister_wdev(wiphy_data->pd_wdev);
    if (rtnl_lock_needed)
        rtnl_unlock();

    rtw_mfree((u8 *)wiphy_data->pd_wdev, sizeof(struct wireless_dev));
    wiphy_data->pd_wdev = NULL;

exit:
    return;
}

static int cfg80211_rtw_start_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev)
{
    _adapter *adapter = wiphy_to_adapter(wiphy);

    RTW_INFO(FUNC_WIPHY_FMT" wdev=%p\n", FUNC_WIPHY_ARG(wiphy), wdev);

    rtw_p2p_enable(adapter, P2P_ROLE_DEVICE);
    return 0;
}

static void cfg80211_rtw_stop_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev)
{
    _adapter *adapter = wiphy_to_adapter(wiphy);

    RTW_INFO(FUNC_WIPHY_FMT" wdev=%p\n", FUNC_WIPHY_ARG(wiphy), wdev);

    if (rtw_cfg80211_is_p2p_scan(adapter))
        rtw_scan_abort(adapter);

    rtw_p2p_enable(adapter, P2P_ROLE_DISABLE);
}

inline int rtw_cfg80211_redirect_pd_wdev(struct wiphy *wiphy, u8 *ra, struct wireless_dev **wdev)
{
    struct wireless_dev *pd_wdev = wiphy_to_pd_wdev(wiphy);

    if (pd_wdev && pd_wdev != *wdev
        && _rtw_memcmp(wdev_address(pd_wdev), ra, ETH_ALEN) == _TRUE
    ) {
        *wdev = pd_wdev;
        return 1;
    }
    return 0;
}

inline int rtw_cfg80211_is_scan_by_pd_wdev(_adapter *adapter)
{
    struct wiphy *wiphy = adapter_to_wiphy(adapter);
    struct rtw_wdev_priv *wdev_data = adapter_wdev_data(adapter);
    struct wireless_dev *wdev = NULL;
    _irqL irqL;

    _enter_critical_bh(&wdev_data->scan_req_lock, &irqL);
    if (wdev_data->scan_request)
        wdev = wdev_data->scan_request->wdev;
    _exit_critical_bh(&wdev_data->scan_req_lock, &irqL);

    if (wdev && wdev == wiphy_to_pd_wdev(wiphy))
        return 1;

    return 0;
}
#endif /* RTW_DEDICATED_P2P_DEVICE */
#endif /* CONFIG_P2P */

inline void rtw_cfg80211_set_is_mgmt_tx(_adapter *adapter, u8 val)
{
    struct rtw_wdev_priv *wdev_priv = adapter_wdev_data(adapter);

    wdev_priv->is_mgmt_tx = val;
    rtw_mi_update_iface_status(&(adapter->mlmepriv), 0);
}

inline u8 rtw_cfg80211_get_is_mgmt_tx(_adapter *adapter)
{
    struct rtw_wdev_priv *wdev_priv = adapter_wdev_data(adapter);

    return wdev_priv->is_mgmt_tx;
}

static int _cfg80211_rtw_mgmt_tx(_adapter *padapter, u8 tx_ch, u8 no_cck, const u8 *buf, size_t len, int wait_ack)
{
    struct xmit_frame    *pmgntframe;
    struct pkt_attrib    *pattrib;
    unsigned char    *pframe;
    int ret = _FAIL;
    bool ack = _TRUE;
    struct rtw_ieee80211_hdr *pwlanhdr;
#if defined(RTW_ROCH_BACK_OP) && defined(CONFIG_P2P) && defined(CONFIG_CONCURRENT_MODE)
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
#endif
    struct xmit_priv    *pxmitpriv = &(padapter->xmitpriv);
    struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
    u8 u_ch = rtw_mi_get_union_chan(padapter);
    u8 leave_op = 0;
    struct roch_info *prochinfo = &padapter->rochinfo;
#if defined(CONFIG_P2P) && defined(CONFIG_CONCURRENT_MODE)
    struct wifidirect_info *pwdinfo = &padapter->wdinfo;
#endif

    rtw_cfg80211_set_is_mgmt_tx(padapter, 1);

#ifdef CONFIG_BT_COEXIST
    rtw_btcoex_ScanNotify(padapter, _TRUE);
#endif

#ifdef CONFIG_P2P
    if (rtw_cfg80211_get_is_roch(padapter) == _TRUE) {
        #ifdef CONFIG_CONCURRENT_MODE
        if (!check_fwstate(&padapter->mlmepriv, WIFI_ASOC_STATE)) {
            RTW_INFO("%s, extend ro ch time\n", __func__);
            _set_timer(&padapter->rochinfo.remain_on_ch_timer, pwdinfo->ext_listen_period);
        }
        #endif /* CONFIG_CONCURRENT_MODE */
    }
#endif /* CONFIG_P2P */

#ifdef CONFIG_MCC_MODE
    if (MCC_EN(padapter)) {
        if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC))
            /* don't set channel, issue frame directly */
            goto issue_mgmt_frame;
    }
#endif /* CONFIG_MCC_MODE */

    if (rtw_mi_check_status(padapter, MI_LINKED)
        && tx_ch != u_ch
    ) {
        rtw_leave_opch(padapter);
        leave_op = 1;
    }

    if (tx_ch != rtw_get_oper_ch(padapter))
        set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
#ifdef CONFIG_MCC_MODE
issue_mgmt_frame:
#endif
    /* starting alloc mgmt frame to dump it */
    pmgntframe = alloc_mgtxmitframe(pxmitpriv);
    if (pmgntframe == NULL) {
        /* ret = -ENOMEM; */
        ret = _FAIL;
        goto exit;
    }

    /* update attribute */
    pattrib = &pmgntframe->attrib;
    update_mgntframe_attrib(padapter, pattrib);

    if (no_cck && IS_CCK_RATE(pattrib->rate)) {
        /* force OFDM 6M rate*/
        pattrib->rate = MGN_6M;
        pattrib->raid = rtw_get_mgntframe_raid(padapter, WIRELESS_11G);
    }

    pattrib->retry_ctrl = _FALSE;

    _rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);

    pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;

    _rtw_memcpy(pframe, (void *)buf, len);
    pattrib->pktlen = len;

    pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
    /* update seq number */
    pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
    pattrib->seqnum = pmlmeext->mgnt_seq;
    pmlmeext->mgnt_seq++;

#ifdef CONFIG_P2P
    rtw_xframe_chk_wfd_ie(pmgntframe);
#endif /* CONFIG_P2P */

    pattrib->last_txcmdsz = pattrib->pktlen;

    if (wait_ack) {
        if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) {
            ack = _FALSE;
            ret = _FAIL;

#ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("%s, ack == _FAIL\n", __func__);
#endif
        } else {

#ifdef CONFIG_XMIT_ACK
            if (!MLME_IS_MESH(padapter)) /* TODO: remove this sleep for all mode */
                rtw_msleep_os(50);
#endif
#ifdef CONFIG_DEBUG_CFG80211
            RTW_INFO("%s, ack=%d, ok!\n", __func__, ack);
#endif
            ret = _SUCCESS;
        }
    } else {
        dump_mgntframe(padapter, pmgntframe);
        ret = _SUCCESS;
    }

exit:
    if (rtw_cfg80211_get_is_roch(padapter)
        && !rtw_roch_stay_in_cur_chan(padapter)
        && prochinfo->remain_on_ch_channel.hw_value != u_ch
    ) {
        /* roch is ongoing, switch back to rch */
        if (prochinfo->remain_on_ch_channel.hw_value != tx_ch)
            set_channel_bwmode(padapter, prochinfo->remain_on_ch_channel.hw_value
                , HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
    } else if (leave_op) {
        if (rtw_mi_check_status(padapter, MI_LINKED)) {
            u8 u_bw = rtw_mi_get_union_bw(padapter);
            u8 u_offset = rtw_mi_get_union_offset(padapter);

            set_channel_bwmode(padapter, u_ch, u_offset, u_bw);
        }
        rtw_back_opch(padapter);
    }

    rtw_cfg80211_set_is_mgmt_tx(padapter, 0);

#ifdef CONFIG_BT_COEXIST
    rtw_btcoex_ScanNotify(padapter, _FALSE);
#endif

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO("%s, ret=%d\n", __func__, ret);
#endif

    return ret;

}

u8 rtw_mgnt_tx_handler(_adapter *adapter, u8 *buf)
{
    u8 rst = H2C_CMD_FAIL;
    struct mgnt_tx_parm *mgnt_parm = (struct mgnt_tx_parm *)buf;

    if (_cfg80211_rtw_mgmt_tx(adapter, mgnt_parm->tx_ch, mgnt_parm->no_cck,
        mgnt_parm->buf, mgnt_parm->len, mgnt_parm->wait_ack) == _SUCCESS)
        rst = H2C_SUCCESS;

    return rst;
}

static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct wireless_dev *wdev,
#else
    struct net_device *ndev,
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0)) || defined(COMPAT_KERNEL_RELEASE)
    struct ieee80211_channel *chan,
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
    bool offchan,
    #endif
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
    enum nl80211_channel_type channel_type,
    #endif
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
    bool channel_type_valid,
    #endif
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
    unsigned int wait,
    #endif
    const u8 *buf, size_t len,
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    bool no_cck,
    #endif
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    bool dont_wait_for_ack,
    #endif
#else
    struct cfg80211_mgmt_tx_params *params,
#endif
    u64 *cookie)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) || defined(COMPAT_KERNEL_RELEASE)
    struct ieee80211_channel *chan = params->chan;
    const u8 *buf = params->buf;
    size_t len = params->len;
    bool no_cck = params->no_cck;
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
    bool no_cck = 0;
#endif
    int ret = 0;
    u8 tx_ret;
    int wait_ack = 1;
    const u8 *dump_buf = buf;
    size_t dump_len = len;
    u32 dump_limit = RTW_MAX_MGMT_TX_CNT;
    u32 dump_cnt = 0;
    u32 sleep_ms = 0;
    u32 retry_guarantee_ms = 0;
    bool ack = _TRUE;
    u8 tx_ch;
    u8 category, action;
    u8 frame_styp;
#ifdef CONFIG_P2P
    u8 is_p2p = 0;
#endif
    int type = (-1);
    systime start = rtw_get_current_time();
    _adapter *padapter;
    struct dvobj_priv *dvobj;
    struct rtw_wdev_priv *pwdev_priv;
    struct rf_ctl_t *rfctl;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    if (wdev == wiphy_to_pd_wdev(wiphy))
        padapter = wiphy_to_adapter(wiphy);
    else
    #endif
    if (wdev_to_ndev(wdev))
        padapter = (_adapter *)rtw_netdev_priv(wdev_to_ndev(wdev));
    else {
        ret = -EINVAL;
        goto exit;
    }
#else
    struct wireless_dev *wdev;

    if (ndev == NULL) {
        ret = -EINVAL;
        goto exit;
    }
    padapter = (_adapter *)rtw_netdev_priv(ndev);
    wdev = ndev_to_wdev(ndev);
#endif

    if (chan == NULL) {
        ret = -EINVAL;
        goto exit;
    }

    rfctl = adapter_to_rfctl(padapter);
    tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq);
    if (IS_CH_WAITING(rfctl)) {
        #ifdef CONFIG_DFS_MASTER
        if (_rtw_rfctl_overlap_radar_detect_ch(rfctl, tx_ch, CHANNEL_WIDTH_20, HAL_PRIME_CHNL_OFFSET_DONT_CARE)) {
            ret = -EINVAL;
            goto exit;
        }
        #endif
    }

    dvobj = adapter_to_dvobj(padapter);
    pwdev_priv = adapter_wdev_data(padapter);

    /* cookie generation */
    *cookie = pwdev_priv->mgmt_tx_cookie++;

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO(FUNC_ADPT_FMT"%s len=%zu, ch=%d"
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
        ", ch_type=%d"
        #endif
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
        ", channel_type_valid=%d"
        #endif
        "\n", FUNC_ADPT_ARG(padapter), wdev == wiphy_to_pd_wdev(wiphy) ? " PD" : ""
        , len, tx_ch
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
        , channel_type
        #endif
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34)) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0))
        , channel_type_valid
        #endif
    );
#endif /* CONFIG_DEBUG_CFG80211 */

    /* indicate ack before issue frame to avoid racing with rsp frame */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    rtw_cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack, GFP_KERNEL);
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34) && LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 36))
    cfg80211_action_tx_status(ndev, *cookie, buf, len, ack, GFP_KERNEL);
#endif

    frame_styp = le16_to_cpu(((struct rtw_ieee80211_hdr_3addr *)buf)->frame_ctl) & IEEE80211_FCTL_STYPE;
    if (IEEE80211_STYPE_PROBE_RESP == frame_styp) {
#ifdef CONFIG_DEBUG_CFG80211
        RTW_INFO("RTW_Tx: probe_resp tx_ch=%d, no_cck=%u, da="MAC_FMT"\n", tx_ch, no_cck, MAC_ARG(GetAddr1Ptr(buf)));
#endif /* CONFIG_DEBUG_CFG80211 */
        wait_ack = 0;
        goto dump;
    }
    else if (frame_styp == RTW_IEEE80211_STYPE_AUTH) {
        int retval = 0;

        RTW_INFO("RTW_Tx:tx_ch=%d, no_cck=%u, da="MAC_FMT"\n", tx_ch, no_cck, MAC_ARG(GetAddr1Ptr(buf)));

        retval = rtw_sae_preprocess(padapter, buf, len, _TRUE);
        if (retval == 2)
            goto exit;
        if (retval == 0)
            RTW_INFO("RTW_Tx:AUTH\n");
        dump_limit = 1;
        goto dump;
    }

    if (rtw_action_frame_parse(buf, len, &category, &action) == _FALSE) {
        RTW_INFO(FUNC_ADPT_FMT" frame_control:0x%02x\n", FUNC_ADPT_ARG(padapter),
            le16_to_cpu(((struct rtw_ieee80211_hdr_3addr *)buf)->frame_ctl));
        goto exit;
    }

    RTW_INFO("RTW_Tx:tx_ch=%d, no_cck=%u, da="MAC_FMT"\n", tx_ch, no_cck, MAC_ARG(GetAddr1Ptr(buf)));
#ifdef CONFIG_P2P
    type = rtw_p2p_check_frames(padapter, buf, len, _TRUE);
    if (type >= 0) {
        is_p2p = 1;
        no_cck = 1; /* force no CCK for P2P frames */
        goto dump;
    }
#endif
#ifdef CONFIG_RTW_MESH
    if (MLME_IS_MESH(padapter)) {
        type = rtw_mesh_check_frames_tx(padapter, &dump_buf, &dump_len);
        if (type >= 0) {
            dump_limit = 1;
            goto dump;
        }
    }
#endif
    if (category == RTW_WLAN_CATEGORY_PUBLIC) {
        RTW_INFO("RTW_Tx:%s\n", action_public_str(action));
        switch (action) {
        case ACT_PUBLIC_GAS_INITIAL_REQ:
        case ACT_PUBLIC_GAS_INITIAL_RSP:
            sleep_ms = 50;
            retry_guarantee_ms = RTW_MAX_MGMT_TX_MS_GAS;
            break;
        }
    }
#ifdef CONFIG_RTW_80211K
    else if (category == RTW_WLAN_CATEGORY_RADIO_MEAS)
        RTW_INFO("RTW_Tx: RRM Action\n");
#endif
    else
        RTW_INFO("RTW_Tx:category(%u), action(%u)\n", category, action);

dump:

    rtw_ps_deny(padapter, PS_DENY_MGNT_TX);
    if (_FAIL == rtw_pwr_wakeup(padapter)) {
        ret = -EFAULT;
        goto cancel_ps_deny;
    }

    while (1) {
        dump_cnt++;

        rtw_mi_set_scan_deny(padapter, 1000);
        rtw_mi_scan_abort(padapter, _TRUE);
        tx_ret = rtw_mgnt_tx_cmd(padapter, tx_ch, no_cck, dump_buf, dump_len, wait_ack, RTW_CMDF_WAIT_ACK);
        if (tx_ret == _SUCCESS
            || (dump_cnt >= dump_limit && rtw_get_passing_time_ms(start) >= retry_guarantee_ms))
            break;

        if (sleep_ms > 0)
            rtw_msleep_os(sleep_ms);
    }

    if (tx_ret != _SUCCESS || dump_cnt > 1) {
        RTW_INFO(FUNC_ADPT_FMT" %s (%d/%d) in %d ms\n", FUNC_ADPT_ARG(padapter),
            tx_ret == _SUCCESS ? "OK" : "FAIL", dump_cnt, dump_limit, rtw_get_passing_time_ms(start));
    }

#ifdef CONFIG_P2P
    if (is_p2p) {
        switch (type) {
        case P2P_GO_NEGO_CONF:
            if (0) {
                RTW_INFO(FUNC_ADPT_FMT" Nego confirm. state=%u, status=%u, iaddr="MAC_FMT"\n"
                    , FUNC_ADPT_ARG(padapter), pwdev_priv->nego_info.state, pwdev_priv->nego_info.status
                    , MAC_ARG(pwdev_priv->nego_info.iface_addr));
            }
            if (pwdev_priv->nego_info.state == 2
                && pwdev_priv->nego_info.status == 0
                && rtw_check_invalid_mac_address(pwdev_priv->nego_info.iface_addr, _FALSE) == _FALSE
            ) {
                _adapter *intended_iface = dvobj_get_adapter_by_addr(dvobj, pwdev_priv->nego_info.iface_addr);

                if (intended_iface) {
                    RTW_INFO(FUNC_ADPT_FMT" Nego confirm. Allow only "ADPT_FMT" to scan for 2000 ms\n"
                        , FUNC_ADPT_ARG(padapter), ADPT_ARG(intended_iface));
                    /* allow only intended_iface to do scan for 2000 ms */
                    rtw_mi_set_scan_deny(padapter, 2000);
                    rtw_clear_scan_deny(intended_iface);
                }
            }
            break;
        case P2P_INVIT_RESP:
            if (pwdev_priv->invit_info.flags & BIT(0)
                && pwdev_priv->invit_info.status == 0
            ) {
                rtw_clear_scan_deny(padapter);
                RTW_INFO(FUNC_ADPT_FMT" agree with invitation of persistent group\n",
                    FUNC_ADPT_ARG(padapter));
                #if !RTW_P2P_GROUP_INTERFACE
                rtw_mi_buddy_set_scan_deny(padapter, 5000);
                #endif
                rtw_pwr_wakeup_ex(padapter, 5000);
            }
            break;
        }
    }
#endif /* CONFIG_P2P */

cancel_ps_deny:
    rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX);

    if (dump_buf != buf)
        rtw_mfree((u8 *)dump_buf, dump_len);
exit:
    return ret;
}

#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0))
static void cfg80211_rtw_mgmt_frame_register(struct wiphy *wiphy,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct wireless_dev *wdev,
#else
    struct net_device *ndev,
#endif
    u16 frame_type, bool reg)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    struct net_device *ndev = wdev_to_ndev(wdev);
#endif
    _adapter *adapter;
    struct rtw_wdev_priv *pwdev_priv;

    if (ndev == NULL)
        goto exit;

    adapter = (_adapter *)rtw_netdev_priv(ndev);
    pwdev_priv = adapter_wdev_data(adapter);

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO(FUNC_ADPT_FMT" frame_type:%x, reg:%d\n", FUNC_ADPT_ARG(adapter),
        frame_type, reg);
#endif

    switch (frame_type) {
    case IEEE80211_STYPE_AUTH: /* 0x00B0 */
        if (reg > 0)
            SET_CFG80211_REPORT_MGMT(pwdev_priv, IEEE80211_STYPE_AUTH);
        else
            CLR_CFG80211_REPORT_MGMT(pwdev_priv, IEEE80211_STYPE_AUTH);
        break;
    case IEEE80211_STYPE_PROBE_REQ: /* 0x0040 */
        if (reg > 0)
            SET_CFG80211_REPORT_MGMT(pwdev_priv, IEEE80211_STYPE_PROBE_REQ);
        else
            CLR_CFG80211_REPORT_MGMT(pwdev_priv, IEEE80211_STYPE_PROBE_REQ);
        break;
#ifdef not_yet
    case IEEE80211_STYPE_ACTION: /* 0x00D0 */
        if (reg > 0)
            SET_CFG80211_REPORT_MGMT(pwdev_priv, IEEE80211_STYPE_ACTION);
        else
            CLR_CFG80211_REPORT_MGMT(pwdev_priv, IEEE80211_STYPE_ACTION);
        break;
#endif
    default:
        break;
    }

exit:
    return;
}
#else
static void cfg80211_rtw_update_mgmt_frame_register(
    struct wiphy *wiphy,
    struct wireless_dev *wdev,
    struct mgmt_frame_regs *upd)
{
    struct net_device *ndev;
    _adapter *padapter;
    struct rtw_wdev_priv *pwdev_priv;
    u32 rtw_stypes_mask = 0;
    u32 rtw_mstypes_mask = 0;

    ndev = wdev_to_ndev(wdev);

    if (ndev == NULL)
        goto exit;

    padapter = (_adapter *)rtw_netdev_priv(ndev);
    pwdev_priv = adapter_wdev_data(padapter);

    /* Driver only supports Auth and Probe request */
    rtw_stypes_mask = BIT(IEEE80211_STYPE_AUTH >> 4) |
              BIT(IEEE80211_STYPE_PROBE_REQ >> 4);

#ifdef CONFIG_DEBUG_CFG80211
    RTW_INFO(FUNC_ADPT_FMT " global_stypes:0x%08x interface_stypes:0x%08x\n",
        FUNC_ADPT_ARG(padapter), upd->global_stypes, upd->interface_stypes);
    RTW_INFO(FUNC_ADPT_FMT " global_mcast_stypes:0x%08x interface_mcast_stypes:0x%08x\n",
        FUNC_ADPT_ARG(padapter), upd->global_mcast_stypes, upd->interface_mcast_stypes);
    RTW_INFO(FUNC_ADPT_FMT " old_regs:0x%08x new_regs:0x%08x\n",
        FUNC_ADPT_ARG(padapter), pwdev_priv->mgmt_regs,
        (upd->interface_stypes & rtw_stypes_mask));
#endif
    if (pwdev_priv->mgmt_regs !=
            (upd->interface_stypes & rtw_stypes_mask)) {
        pwdev_priv->mgmt_regs = (upd->interface_stypes & rtw_stypes_mask);
    }

exit:
    return;
}
#endif

#if defined(CONFIG_TDLS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
static int cfg80211_rtw_tdls_mgmt(struct wiphy *wiphy,
    struct net_device *ndev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
    const u8 *peer,
#else
    u8 *peer,
#endif
    u8 action_code,
    u8 dialog_token,
    u16 status_code,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 15, 0))
    u32 peer_capability,
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 17, 0))
    bool initiator,
#endif
    const u8 *buf,
    size_t len)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
    struct mlme_ext_info    *pmlmeinfo = &pmlmeext->mlmext_info;
    int ret = 0;
    struct tdls_txmgmt txmgmt;

    if (hal_chk_wl_func(padapter, WL_FUNC_TDLS) == _FALSE) {
        RTW_INFO("Discard tdls action:%d, since hal doesn't support tdls\n", action_code);
        goto discard;
    }

    if (rtw_is_tdls_enabled(padapter) == _FALSE) {
        RTW_INFO("TDLS is not enabled\n");
        goto discard;
    }

    if (rtw_tdls_is_driver_setup(padapter)) {
        RTW_INFO("Discard tdls action:%d, let driver to set up direct link\n", action_code);
        goto discard;
    }

    _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
    _rtw_memcpy(txmgmt.peer, peer, ETH_ALEN);
    txmgmt.action_code = action_code;
    txmgmt.dialog_token = dialog_token;
    txmgmt.status_code = status_code;
    txmgmt.len = len;
    txmgmt.buf = (u8 *)rtw_malloc(txmgmt.len);
    if (txmgmt.buf == NULL) {
        ret = -ENOMEM;
        goto bad;
    }
    _rtw_memcpy(txmgmt.buf, (void *)buf, txmgmt.len);

    /* Debug purpose */
#if 1
    RTW_INFO("%s %d\n", __FUNCTION__, __LINE__);
    RTW_INFO("peer:"MAC_FMT", action code:%d, dialog:%d, status code:%d\n",
        MAC_ARG(txmgmt.peer), txmgmt.action_code,
        txmgmt.dialog_token, txmgmt.status_code);
    if (txmgmt.len > 0) {
        int i = 0;
        for (; i < len; i++)
            printk("%02x ", *(txmgmt.buf + i));
        RTW_INFO("len:%d\n", (u32)txmgmt.len);
    }
#endif

    switch (txmgmt.action_code) {
    case TDLS_SETUP_REQUEST:
        issue_tdls_setup_req(padapter, &txmgmt, _TRUE);
        break;
    case TDLS_SETUP_RESPONSE:
        issue_tdls_setup_rsp(padapter, &txmgmt);
        break;
    case TDLS_SETUP_CONFIRM:
        issue_tdls_setup_cfm(padapter, &txmgmt);
        break;
    case TDLS_TEARDOWN:
        issue_tdls_teardown(padapter, &txmgmt, _TRUE);
        break;
    case TDLS_DISCOVERY_REQUEST:
        issue_tdls_dis_req(padapter, &txmgmt);
        break;
    case TDLS_DISCOVERY_RESPONSE:
        issue_tdls_dis_rsp(padapter, &txmgmt, pmlmeinfo->enc_algo ? _TRUE : _FALSE);
        break;
    }

bad:
    if (txmgmt.buf)
        rtw_mfree(txmgmt.buf, txmgmt.len);

discard:
    return ret;
}

static int cfg80211_rtw_tdls_oper(struct wiphy *wiphy,
    struct net_device *ndev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
    const u8 *peer,
#else
    u8 *peer,
#endif
    enum nl80211_tdls_operation oper)
{
    _adapter *padapter = (_adapter *)rtw_netdev_priv(ndev);
    struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
    struct tdls_txmgmt    txmgmt;
    struct sta_info *ptdls_sta = NULL;

    RTW_INFO(FUNC_NDEV_FMT", nl80211_tdls_operation:%d\n", FUNC_NDEV_ARG(ndev), oper);

    if (hal_chk_wl_func(padapter, WL_FUNC_TDLS) == _FALSE) {
        RTW_INFO("Discard tdls oper:%d, since hal doesn't support tdls\n", oper);
        return 0;
    }

    if (rtw_is_tdls_enabled(padapter) == _FALSE) {
        RTW_INFO("TDLS is not enabled\n");
        return 0;
    }

#ifdef CONFIG_LPS
    rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 0);
#endif /* CONFIG_LPS */

    _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
    if (peer)
        _rtw_memcpy(txmgmt.peer, peer, ETH_ALEN);

    if (rtw_tdls_is_driver_setup(padapter)) {
        /* these two cases are done by driver itself */
        if (oper == NL80211_TDLS_ENABLE_LINK || oper == NL80211_TDLS_DISABLE_LINK)
            return 0;
    }

    switch (oper) {
    case NL80211_TDLS_DISCOVERY_REQ:
        issue_tdls_dis_req(padapter, &txmgmt);
        break;
    case NL80211_TDLS_SETUP:
#ifdef CONFIG_WFD
        if (_AES_ != padapter->securitypriv.dot11PrivacyAlgrthm) {
            if (padapter->wdinfo.wfd_tdls_weaksec == _TRUE)
                issue_tdls_setup_req(padapter, &txmgmt, _TRUE);
            else
                RTW_INFO("[%s] Current link is not AES, SKIP sending the tdls setup request!!\n", __FUNCTION__);
        } else
#endif /* CONFIG_WFD */
        {
            issue_tdls_setup_req(padapter, &txmgmt, _TRUE);
        }
        break;
    case NL80211_TDLS_TEARDOWN:
        ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), txmgmt.peer);
        if (ptdls_sta != NULL) {
            txmgmt.status_code = _RSON_TDLS_TEAR_UN_RSN_;
            issue_tdls_teardown(padapter, &txmgmt, _TRUE);
        } else
            RTW_INFO("TDLS peer not found\n");
        break;
    case NL80211_TDLS_ENABLE_LINK:
        RTW_INFO(FUNC_NDEV_FMT", NL80211_TDLS_ENABLE_LINK;mac:"MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(peer));
        ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), (u8 *)peer);
        if (ptdls_sta != NULL) {
            rtw_tdls_set_link_established(padapter, _TRUE);
            ptdls_sta->tdls_sta_state |= TDLS_LINKED_STATE;
            ptdls_sta->state |= WIFI_ASOC_STATE;
            rtw_tdls_cmd(padapter, txmgmt.peer, TDLS_ESTABLISHED);
        }
        break;
    case NL80211_TDLS_DISABLE_LINK:
        RTW_INFO(FUNC_NDEV_FMT", NL80211_TDLS_DISABLE_LINK;mac:"MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(peer));
        ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), (u8 *)peer);
        if (ptdls_sta != NULL) {
            rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
            rtw_tdls_cmd(padapter, (u8 *)peer, TDLS_TEARDOWN_STA_LOCALLY_POST);
        }
        break;
    }
    return 0;
}
#endif /* CONFIG_TDLS */

#if defined(CONFIG_RTW_MESH) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38))

#if DBG_RTW_CFG80211_MESH_CONF
#define LEGACY_RATES_STR_LEN (RTW_G_RATES_NUM * 5 + 1)
int get_legacy_rates_str(struct wiphy *wiphy, enum nl80211_band band, u32 mask, char *buf)
{
    int i;
    int cnt = 0;

    for (i = 0; i < wiphy->bands[band]->n_bitrates; i++) {
        if (mask & BIT(i)) {
            cnt += snprintf(buf + cnt, LEGACY_RATES_STR_LEN - cnt -1, "%d.%d "
                , wiphy->bands[band]->bitrates[i].bitrate / 10
                , wiphy->bands[band]->bitrates[i].bitrate % 10);
            if (cnt >= LEGACY_RATES_STR_LEN - 1)
                break;
        }
    }

    return cnt;
}

void dump_mesh_setup(void *sel, struct wiphy *wiphy, const struct mesh_setup *setup)
{
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    struct cfg80211_chan_def *chdef = (struct cfg80211_chan_def *)(&setup->chandef);
#endif
    struct ieee80211_channel *chan;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    chan = (struct ieee80211_channel *)chdef->chan;
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    chan = (struct ieee80211_channel *)setup->channel;
#endif

    RTW_PRINT_SEL(sel, "mesh_id:\"%s\", len:%u\n", setup->mesh_id, setup->mesh_id_len);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    RTW_PRINT_SEL(sel, "sync_method:%u\n", setup->sync_method);
#endif
    RTW_PRINT_SEL(sel, "path_sel_proto:%u, path_metric:%u\n", setup->path_sel_proto, setup->path_metric);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    RTW_PRINT_SEL(sel, "auth_id:%u\n", setup->auth_id);
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
    if (setup->ie && setup->ie_len) {
        RTW_PRINT_SEL(sel, "ie:%p, len:%u\n", setup->ie, setup->ie_len);
        dump_ies(RTW_DBGDUMP, setup->ie, setup->ie_len);
    }
#else
    if (setup->vendor_ie && setup->vendor_ie_len) {
        RTW_PRINT_SEL(sel, "ie:%p, len:%u\n", setup->vendor_ie, setup->vendor_ie_len);
        dump_ies(RTW_DBGDUMP, setup->vendor_ie, setup->vendor_ie_len);
    }
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
    RTW_PRINT_SEL(sel, "is_authenticated:%d, is_secure:%d\n", setup->is_authenticated, setup->is_secure);
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
    RTW_PRINT_SEL(sel, "user_mpm:%d\n", setup->user_mpm);
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    RTW_PRINT_SEL(sel, "dtim_period:%u, beacon_interval:%u\n", setup->dtim_period, setup->beacon_interval);
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    RTW_PRINT_SEL(sel, "center_freq:%u, ch:%u, width:%s, cfreq1:%u, cfreq2:%u\n"
        , chan->center_freq, chan->hw_value, nl80211_chan_width_str(chdef->width), chdef->center_freq1, chdef->center_freq2);
#else
    RTW_PRINT_SEL(sel, "center_freq:%u, ch:%u, channel_type:%s\n"
        , chan->center_freq, chan->hw_value, nl80211_channel_type_str(setup->channel_type));
#endif
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    if (setup->mcast_rate[chan->band]) {
        RTW_PRINT_SEL(sel, "mcast_rate:%d.%d\n"
            , wiphy->bands[chan->band]->bitrates[setup->mcast_rate[chan->band] - 1].bitrate / 10
            , wiphy->bands[chan->band]->bitrates[setup->mcast_rate[chan->band] - 1].bitrate % 10
        );
    }
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    if (setup->basic_rates) {
        char buf[LEGACY_RATES_STR_LEN] = {0};

        get_legacy_rates_str(wiphy, chan->band, setup->basic_rates, buf);
        RTW_PRINT_SEL(sel, "basic_rates:%s\n", buf);
    }
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 9, 0))
    if (setup->beacon_rate.control[chan->band].legacy) {
        char buf[LEGACY_RATES_STR_LEN] = {0};

        get_legacy_rates_str(wiphy, chan->band, setup->beacon_rate.control[chan->band].legacy, buf);
        RTW_PRINT_SEL(sel, "beacon_rate.legacy:%s\n", buf);
    }
    if (*((u32 *)&(setup->beacon_rate.control[chan->band].ht_mcs[0]))
        || *((u32 *)&(setup->beacon_rate.control[chan->band].ht_mcs[4]))
        || *((u16 *)&(setup->beacon_rate.control[chan->band].ht_mcs[8]))
    ) {
        RTW_PRINT_SEL(sel, "beacon_rate.ht_mcs:"HT_RX_MCS_BMP_FMT"\n"
            , HT_RX_MCS_BMP_ARG(setup->beacon_rate.control[chan->band].ht_mcs));
    }

    if (setup->beacon_rate.control[chan->band].vht_mcs[0]
        || setup->beacon_rate.control[chan->band].vht_mcs[1]
        || setup->beacon_rate.control[chan->band].vht_mcs[2]
        || setup->beacon_rate.control[chan->band].vht_mcs[3]
    ) {
        int i;

        for (i = 0; i < 4; i++) {/* parsing up to 4SS */
            u16 mcs_mask = setup->beacon_rate.control[chan->band].vht_mcs[i];

            RTW_PRINT_SEL(sel, "beacon_rate.vht_mcs[%d]:%s\n", i
                , mcs_mask == 0x00FF ? "0~7" : mcs_mask == 0x01FF ? "0~8" : mcs_mask == 0x03FF ? "0~9" : "invalid");
        }
    }

    if (setup->beacon_rate.control[chan->band].gi) {
        RTW_PRINT_SEL(sel, "beacon_rate.gi:%s\n"
            , setup->beacon_rate.control[chan->band].gi == NL80211_TXRATE_FORCE_SGI ? "SGI" :
                setup->beacon_rate.control[chan->band].gi == NL80211_TXRATE_FORCE_LGI ? "LGI" : "invalid"
        );
    }
#endif
}

void dump_mesh_config(void *sel, const struct mesh_config *conf)
{
    RTW_PRINT_SEL(sel, "dot11MeshRetryTimeout:%u\n", conf->dot11MeshRetryTimeout);
    RTW_PRINT_SEL(sel, "dot11MeshConfirmTimeout:%u\n", conf->dot11MeshConfirmTimeout);
    RTW_PRINT_SEL(sel, "dot11MeshHoldingTimeout:%u\n", conf->dot11MeshHoldingTimeout);
    RTW_PRINT_SEL(sel, "dot11MeshMaxPeerLinks:%u\n", conf->dot11MeshMaxPeerLinks);
    RTW_PRINT_SEL(sel, "dot11MeshMaxRetries:%u\n", conf->dot11MeshMaxRetries);
    RTW_PRINT_SEL(sel, "dot11MeshTTL:%u\n", conf->dot11MeshTTL);
    RTW_PRINT_SEL(sel, "element_ttl:%u\n", conf->element_ttl);
    RTW_PRINT_SEL(sel, "auto_open_plinks:%d\n", conf->auto_open_plinks);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    RTW_PRINT_SEL(sel, "dot11MeshNbrOffsetMaxNeighbor:%u\n", conf->dot11MeshNbrOffsetMaxNeighbor);
#endif

    RTW_PRINT_SEL(sel, "dot11MeshHWMPmaxPREQretries:%u\n", conf->dot11MeshHWMPmaxPREQretries);
    RTW_PRINT_SEL(sel, "path_refresh_time:%u\n", conf->path_refresh_time);
    RTW_PRINT_SEL(sel, "min_discovery_timeout:%u\n", conf->min_discovery_timeout);
    RTW_PRINT_SEL(sel, "dot11MeshHWMPactivePathTimeout:%u\n", conf->dot11MeshHWMPactivePathTimeout);
    RTW_PRINT_SEL(sel, "dot11MeshHWMPpreqMinInterval:%u\n", conf->dot11MeshHWMPpreqMinInterval);    
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    RTW_PRINT_SEL(sel, "dot11MeshHWMPperrMinInterval:%u\n", conf->dot11MeshHWMPperrMinInterval);
#endif
    RTW_PRINT_SEL(sel, "dot11MeshHWMPnetDiameterTraversalTime:%u\n", conf->dot11MeshHWMPnetDiameterTraversalTime);
    RTW_PRINT_SEL(sel, "dot11MeshHWMPRootMode:%u\n", conf->dot11MeshHWMPRootMode);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    RTW_PRINT_SEL(sel, "dot11MeshHWMPRannInterval:%u\n", conf->dot11MeshHWMPRannInterval);
    RTW_PRINT_SEL(sel, "dot11MeshGateAnnouncementProtocol:%d\n", conf->dot11MeshGateAnnouncementProtocol);
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0))
    RTW_PRINT_SEL(sel, "dot11MeshForwarding:%d\n", conf->dot11MeshForwarding);
    RTW_PRINT_SEL(sel, "rssi_threshold:%d\n", conf->rssi_threshold);
#endif
    
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    RTW_PRINT_SEL(sel, "ht_opmode:0x%04x\n", conf->ht_opmode);
#endif
    
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    RTW_PRINT_SEL(sel, "dot11MeshHWMPactivePathToRootTimeout:%u\n", conf->dot11MeshHWMPactivePathToRootTimeout);
    RTW_PRINT_SEL(sel, "dot11MeshHWMProotInterval:%u\n", conf->dot11MeshHWMProotInterval);
    RTW_PRINT_SEL(sel, "dot11MeshHWMPconfirmationInterval:%u\n", conf->dot11MeshHWMPconfirmationInterval);
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    RTW_PRINT_SEL(sel, "power_mode:%s\n", nl80211_mesh_power_mode_str(conf->power_mode));
    RTW_PRINT_SEL(sel, "dot11MeshAwakeWindowDuration:%u\n", conf->dot11MeshAwakeWindowDuration);
#endif
    
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    RTW_PRINT_SEL(sel, "plink_timeout:%u\n", conf->plink_timeout);
#endif
}
#endif /* DBG_RTW_CFG80211_MESH_CONF */

static void rtw_cfg80211_mesh_info_set_profile(struct rtw_mesh_info *minfo, const struct mesh_setup *setup)
{
    _rtw_memcpy(minfo->mesh_id, setup->mesh_id, setup->mesh_id_len);
    minfo->mesh_id_len = setup->mesh_id_len;
    minfo->mesh_pp_id = setup->path_sel_proto;
    minfo->mesh_pm_id = setup->path_metric;
    minfo->mesh_cc_id = 0;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    minfo->mesh_sp_id = setup->sync_method;
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    minfo->mesh_auth_id = setup->auth_id;
#else
    if (setup->is_authenticated) {
        u8 *rsn_ie;
        sint rsn_ie_len;
        struct rsne_info info;
        u8 *akm;
        u8 AKM_SUITE_SAE[4] = {0x00, 0x0F, 0xAC, 0x08};

        rsn_ie = rtw_get_ie(setup->ie, WLAN_EID_RSN, &rsn_ie_len, setup->ie_len);
        if (!rsn_ie || !rsn_ie_len) {
            rtw_warn_on(1);
            return;
        }

        if (rtw_rsne_info_parse(rsn_ie, rsn_ie_len + 2, &info) != _SUCCESS) {
            rtw_warn_on(1);
            return;
        }

        if (!info.akm_list || !info.akm_cnt) {
            rtw_warn_on(1);
            return;
        }

        akm = info.akm_list;
        while (akm < info.akm_list + info.akm_cnt * 4) {
            if (_rtw_memcmp(akm, AKM_SUITE_SAE, 4) == _TRUE) {
                minfo->mesh_auth_id = 0x01;
                break;
            }
        }

        if (!minfo->mesh_auth_id) {
            rtw_warn_on(1);
            return;
        }
    }
#endif
}

static inline bool chk_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
{
    return (mask >> (parm - 1)) & 0x1;
}

static void rtw_cfg80211_mesh_cfg_set(_adapter *adapter, const struct mesh_config *conf, u32 mask)
{
    struct rtw_mesh_cfg *mcfg = &adapter->mesh_cfg;

#if 0 /* driver MPM */
    if (chk_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask));
    if (chk_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask));
    if (chk_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask));
    if (chk_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask));
    if (chk_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask));
#endif

    if (chk_mesh_attr(NL80211_MESHCONF_TTL, mask))
        mcfg->dot11MeshTTL = conf->dot11MeshTTL;
    if (chk_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
        mcfg->element_ttl = conf->element_ttl;

#if 0 /* driver MPM */
    if (chk_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask));
#endif

#if 0 /* TBD: synchronization */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask));
#endif
#endif

    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
        mcfg->dot11MeshHWMPmaxPREQretries = conf->dot11MeshHWMPmaxPREQretries;
    if (chk_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
        mcfg->path_refresh_time = conf->path_refresh_time;
    if (chk_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
        mcfg->min_discovery_timeout = conf->min_discovery_timeout;
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
        mcfg->dot11MeshHWMPactivePathTimeout = conf->dot11MeshHWMPactivePathTimeout;
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
        mcfg->dot11MeshHWMPpreqMinInterval = conf->dot11MeshHWMPpreqMinInterval;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask))
        mcfg->dot11MeshHWMPperrMinInterval = conf->dot11MeshHWMPperrMinInterval;
#endif
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, mask))
        mcfg->dot11MeshHWMPnetDiameterTraversalTime = conf->dot11MeshHWMPnetDiameterTraversalTime;

    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask))
        mcfg->dot11MeshHWMPRootMode = conf->dot11MeshHWMPRootMode;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask))
        mcfg->dot11MeshGateAnnouncementProtocol = conf->dot11MeshGateAnnouncementProtocol;
    /* our current gate annc implementation rides on root annc with gate annc bit in PREQ flags */
    if (mcfg->dot11MeshGateAnnouncementProtocol
        && mcfg->dot11MeshHWMPRootMode <= RTW_IEEE80211_ROOTMODE_ROOT
    ) {
        mcfg->dot11MeshHWMPRootMode = RTW_IEEE80211_PROACTIVE_RANN;
        RTW_INFO(ADPT_FMT" enable PROACTIVE_RANN becaue gate annc is needed\n", ADPT_ARG(adapter));
    }
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
        mcfg->dot11MeshHWMPRannInterval = conf->dot11MeshHWMPRannInterval;
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
        mcfg->dot11MeshForwarding = conf->dot11MeshForwarding;

    if (chk_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask))
        mcfg->rssi_threshold = conf->rssi_threshold;
#endif

#if 0 /* controlled by driver */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask));
#endif
#endif
    
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
        mcfg->dot11MeshHWMPactivePathToRootTimeout = conf->dot11MeshHWMPactivePathToRootTimeout;
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
        mcfg->dot11MeshHWMProotInterval = conf->dot11MeshHWMProotInterval;
    if (chk_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
        mcfg->dot11MeshHWMPconfirmationInterval = conf->dot11MeshHWMPconfirmationInterval;    
#endif

#if 0 /* TBD */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_POWER_MODE, mask));
    if (chk_mesh_attr(NL80211_MESHCONF_AWAKE_WINDOW, mask));
#endif
#endif

#if 0 /* driver MPM */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    if (chk_mesh_attr(NL80211_MESHCONF_PLINK_TIMEOUT, mask));
#endif
#endif
}

u8 *rtw_cfg80211_construct_mesh_beacon_ies(struct wiphy *wiphy, _adapter *adapter
    , const struct mesh_config *conf, const struct mesh_setup *setup
    , uint *ies_len)
{
    struct rtw_mesh_info *minfo = &adapter->mesh_info;
    struct rtw_mesh_cfg *mcfg = &adapter->mesh_cfg;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    struct cfg80211_chan_def *chdef = (struct cfg80211_chan_def *)(&setup->chandef);
#endif
    struct ieee80211_channel *chan;
    u8 ch, bw, offset;
#endif
    uint len;
    u8 n_bitrates;
    u8 ht = 0;
    u8 vht = 0;
    u8 *rsn_ie = NULL;
    sint rsn_ie_len = 0;
    u8 *ies = NULL, *c;
    u8 supported_rates[RTW_G_RATES_NUM] = {0};
    int i;

    *ies_len = 0;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    chan = (struct ieee80211_channel *)chdef->chan;
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    chan = (struct ieee80211_channel *)setup->channel;
#endif

    n_bitrates = wiphy->bands[chan->band]->n_bitrates;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    rtw_get_chbw_from_cfg80211_chan_def(chdef, &ht, &ch, &bw, &offset);
#else
    rtw_get_chbw_from_nl80211_channel_type(chan, setup->channel_type, &ht, &ch, &bw, &offset);
#endif
    if (!ch)
        goto exit;
    
#if defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    vht = ht && ch > 14 && bw >= CHANNEL_WIDTH_80; /* VHT40/VHT20? */
#endif

    RTW_INFO(FUNC_ADPT_FMT" => ch:%u,%u,%u, ht:%u, vht:%u\n"
        , FUNC_ADPT_ARG(adapter), ch, bw, offset, ht, vht);
#endif

    rsn_ie = rtw_get_ie(setup->ie, WLAN_EID_RSN, &rsn_ie_len, setup->ie_len);
    if (rsn_ie && !rsn_ie_len) {
        rtw_warn_on(1);
        rsn_ie = NULL;
    }

    len = _BEACON_IE_OFFSET_
        + 2 /* 0-length SSID */
        + (n_bitrates >= 8 ? 8 : n_bitrates) + 2 /* Supported Rates */
        + 3 /* DS parameter set */
        + 6 /* TIM  */
        + (n_bitrates > 8 ? n_bitrates - 8 + 2 : 0) /* Extended Supported Rates */
        + (rsn_ie ? rsn_ie_len + 2 : 0) /* RSN */
        #if defined(CONFIG_80211N_HT)
        + (ht ? HT_CAP_IE_LEN + 2 + HT_OP_IE_LEN + 2 : 0) /* HT */
        #endif
        #if defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
        + (vht ? VHT_CAP_IE_LEN + 2 + VHT_OP_IE_LEN + 2 : 0) /* VHT */
        #endif
        + minfo->mesh_id_len + 2 /* Mesh ID */
        + 9 /* Mesh configuration */
        ;

    ies = rtw_zmalloc(len);
    if (!ies)
        goto exit;

    /* timestamp */
    c = ies + 8;

    /* beacon interval */
    RTW_PUT_LE16(c , setup->beacon_interval);
    c += 2;

    /* capability */
    if (rsn_ie)
        *((u16 *)c) |= cpu_to_le16(cap_Privacy);
    c += 2;

    /* SSID */
    c = rtw_set_ie(c, WLAN_EID_SSID, 0, NULL, NULL);

    /* Supported Rates */
    for (i = 0; i < n_bitrates; i++) {
        supported_rates[i] = wiphy->bands[chan->band]->bitrates[i].bitrate / 5;
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
        if (setup->basic_rates & BIT(i))
        #else
        if (rtw_is_basic_rate_mix(supported_rates[i]))
        #endif
            supported_rates[i] |= IEEE80211_BASIC_RATE_MASK;
    }
    c = rtw_set_ie(c, WLAN_EID_SUPP_RATES, (n_bitrates >= 8 ? 8 : n_bitrates), supported_rates, NULL);

    /* DS parameter set */
    c = rtw_set_ie(c, WLAN_EID_DS_PARAMS, 1, &ch, NULL);

    /* TIM */
    *c = WLAN_EID_TIM;
    *(c + 1) = 4;
    c += 6;
    //c = rtw_set_ie(c, _TIM_IE_, 4, NULL, NULL);

    /* Extended Supported Rates */
    if (n_bitrates > 8)
        c = rtw_set_ie(c, WLAN_EID_EXT_SUPP_RATES, n_bitrates - 8, supported_rates + 8, NULL);

    /* RSN */
    if (rsn_ie)
        c = rtw_set_ie(c, WLAN_EID_RSN, rsn_ie_len, rsn_ie + 2, NULL);

#if defined(CONFIG_80211N_HT)
    if (ht) {
        struct ieee80211_sta_ht_cap *sta_ht_cap = &wiphy->bands[chan->band]->ht_cap;
        u8 ht_cap[HT_CAP_IE_LEN];
        u8 ht_op[HT_OP_IE_LEN];

        _rtw_memset(ht_cap, 0, HT_CAP_IE_LEN);
        _rtw_memset(ht_op, 0, HT_OP_IE_LEN);

        /* WLAN_EID_HT_CAP */
        RTW_PUT_LE16(HT_CAP_ELE_CAP_INFO(ht_cap), sta_ht_cap->cap);
        SET_HT_CAP_ELE_MAX_AMPDU_LEN_EXP(ht_cap, sta_ht_cap->ampdu_factor);
        SET_HT_CAP_ELE_MIN_MPDU_S_SPACE(ht_cap, sta_ht_cap->ampdu_density);
        _rtw_memcpy(HT_CAP_ELE_SUP_MCS_SET(ht_cap), &sta_ht_cap->mcs, 16);
        c = rtw_set_ie(c, WLAN_EID_HT_CAP, HT_CAP_IE_LEN, ht_cap, NULL);

        /* WLAN_EID_HT_OPERATION */
        SET_HT_OP_ELE_PRI_CHL(ht_op, ch);
        switch (offset) {
        case HAL_PRIME_CHNL_OFFSET_LOWER:
            SET_HT_OP_ELE_2ND_CHL_OFFSET(ht_op, SCA);
            break;
        case HAL_PRIME_CHNL_OFFSET_UPPER:
            SET_HT_OP_ELE_2ND_CHL_OFFSET(ht_op, SCB);
            break;
        case HAL_PRIME_CHNL_OFFSET_DONT_CARE:
        default:
            SET_HT_OP_ELE_2ND_CHL_OFFSET(ht_op, SCN);
            break;
        }
        if (bw >= CHANNEL_WIDTH_40)
            SET_HT_OP_ELE_STA_CHL_WIDTH(ht_op, 1);
        else
            SET_HT_OP_ELE_STA_CHL_WIDTH(ht_op, 0);
        c = rtw_set_ie(c, WLAN_EID_HT_OPERATION, HT_OP_IE_LEN, ht_op, NULL);
    }
#endif /* defined(CONFIG_80211N_HT) */

#if defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    if (vht) {
        struct ieee80211_sta_vht_cap *sta_vht_cap = &wiphy->bands[chan->band]->vht_cap;
        u8 vht_cap[VHT_CAP_IE_LEN];
        u8 vht_op[VHT_OP_IE_LEN];
        u8 cch = rtw_get_center_ch(ch, bw, offset);

        _rtw_memset(vht_op, 0, VHT_OP_IE_LEN);

        /* WLAN_EID_VHT_CAPABILITY */
        _rtw_memcpy(vht_cap, &sta_vht_cap->cap, 4);
        _rtw_memcpy(vht_cap + 4, &sta_vht_cap->vht_mcs, 8);
        c = rtw_set_ie(c, WLAN_EID_VHT_CAPABILITY, VHT_CAP_IE_LEN, vht_cap, NULL);

        /* WLAN_EID_VHT_OPERATION */
        if (bw < CHANNEL_WIDTH_80) {
            SET_VHT_OPERATION_ELE_CHL_WIDTH(vht_op, 0);
            SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ1(vht_op, 0);
            SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ2(vht_op, 0);
        } else if (bw == CHANNEL_WIDTH_80) {
            SET_VHT_OPERATION_ELE_CHL_WIDTH(vht_op, 1);
            SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ1(vht_op, cch);
            SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ2(vht_op, 0);
        } else {
            RTW_ERR(FUNC_ADPT_FMT" unsupported BW:%u\n", FUNC_ADPT_ARG(adapter), bw);
            rtw_warn_on(1);
            rtw_mfree(ies, len);
            goto exit;
        }

        /* Hard code 1 stream, MCS0-7 is a min Basic VHT MCS rates */
        vht_op[3] = 0xfc;
        vht_op[4] = 0xff;
        c = rtw_set_ie(c, WLAN_EID_VHT_OPERATION, VHT_OP_IE_LEN, vht_op, NULL);
    }
#endif /* defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) */

    /* Mesh ID */
    c = rtw_set_ie_mesh_id(c, NULL, minfo->mesh_id, minfo->mesh_id_len);

    /* Mesh configuration */
    c = rtw_set_ie_mesh_config(c, NULL
        , minfo->mesh_pp_id
        , minfo->mesh_pm_id
        , minfo->mesh_cc_id
        , minfo->mesh_sp_id
        , minfo->mesh_auth_id
        , 0, 0, 0
        , 1
        , 0, 0
        , mcfg->dot11MeshForwarding
        , 0, 0, 0
    );

#if DBG_RTW_CFG80211_MESH_CONF
    RTW_INFO(FUNC_ADPT_FMT" ies_len:%u\n", FUNC_ADPT_ARG(adapter), len);
    dump_ies(RTW_DBGDUMP, ies + _BEACON_IE_OFFSET_, len - _BEACON_IE_OFFSET_);
#endif

exit:
    if (ies)
        *ies_len = len;
    return ies;
}

static int cfg80211_rtw_get_mesh_config(struct wiphy *wiphy, struct net_device *dev
    , struct mesh_config *conf)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct rtw_mesh_cfg *mesh_cfg = &adapter->mesh_cfg;
    int ret = 0;

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));

    /* driver MPM */
    conf->dot11MeshRetryTimeout = 0;
    conf->dot11MeshConfirmTimeout = 0;
    conf->dot11MeshHoldingTimeout = 0;
    conf->dot11MeshMaxPeerLinks = mesh_cfg->max_peer_links;
    conf->dot11MeshMaxRetries = 0;

    conf->dot11MeshTTL = mesh_cfg->dot11MeshTTL;
    conf->element_ttl = mesh_cfg->element_ttl;

    /* driver MPM */
    conf->auto_open_plinks = 0;

    /* TBD: synchronization */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    conf->dot11MeshNbrOffsetMaxNeighbor = 0;
#endif

    conf->dot11MeshHWMPmaxPREQretries = mesh_cfg->dot11MeshHWMPmaxPREQretries;
    conf->path_refresh_time = mesh_cfg->path_refresh_time;
    conf->min_discovery_timeout = mesh_cfg->min_discovery_timeout;
    conf->dot11MeshHWMPactivePathTimeout = mesh_cfg->dot11MeshHWMPactivePathTimeout;
    conf->dot11MeshHWMPpreqMinInterval = mesh_cfg->dot11MeshHWMPpreqMinInterval;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    conf->dot11MeshHWMPperrMinInterval = mesh_cfg->dot11MeshHWMPperrMinInterval;
#endif
    conf->dot11MeshHWMPnetDiameterTraversalTime = mesh_cfg->dot11MeshHWMPnetDiameterTraversalTime;
    conf->dot11MeshHWMPRootMode = mesh_cfg->dot11MeshHWMPRootMode;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    conf->dot11MeshHWMPRannInterval = mesh_cfg->dot11MeshHWMPRannInterval;
#endif
    conf->dot11MeshGateAnnouncementProtocol = mesh_cfg->dot11MeshGateAnnouncementProtocol;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0))
    conf->dot11MeshForwarding = mesh_cfg->dot11MeshForwarding;
    conf->rssi_threshold = mesh_cfg->rssi_threshold;
#endif

    /* TBD */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
    conf->ht_opmode = 0xffff;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    conf->dot11MeshHWMPactivePathToRootTimeout = mesh_cfg->dot11MeshHWMPactivePathToRootTimeout;
    conf->dot11MeshHWMProotInterval = mesh_cfg->dot11MeshHWMProotInterval;
    conf->dot11MeshHWMPconfirmationInterval = mesh_cfg->dot11MeshHWMPconfirmationInterval;
#endif

    /* TBD: power save */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    conf->power_mode = NL80211_MESH_POWER_ACTIVE;
    conf->dot11MeshAwakeWindowDuration = 0;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    conf->plink_timeout = mesh_cfg->plink_timeout;
#endif

    return ret;
}

static void rtw_mbss_info_change_notify(_adapter *adapter, bool minfo_changed, bool need_work)
{
    if (need_work)
        rtw_mesh_work(&adapter->mesh_work);
}

static int cfg80211_rtw_update_mesh_config(struct wiphy *wiphy, struct net_device *dev
    , u32 mask, const struct mesh_config *nconf)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    int ret = 0;
    bool minfo_changed = _FALSE, need_work = _FALSE;

    RTW_INFO(FUNC_ADPT_FMT" mask:0x%08x\n", FUNC_ADPT_ARG(adapter), mask);

    rtw_cfg80211_mesh_cfg_set(adapter, nconf, mask);
    update_beacon(adapter, WLAN_EID_MESH_CONFIG, NULL, _TRUE, 0);
#if CONFIG_RTW_MESH_CTO_MGATE_CARRIER
    if (rtw_mesh_cto_mgate_required(adapter))
        rtw_netif_carrier_off(adapter->pnetdev);
    else
        rtw_netif_carrier_on(adapter->pnetdev);
#endif
    need_work = rtw_ieee80211_mesh_root_setup(adapter);

    rtw_mbss_info_change_notify(adapter, minfo_changed, need_work);

    return ret;
}

static int cfg80211_rtw_join_mesh(struct wiphy *wiphy, struct net_device *dev,
    const struct mesh_config *conf, const struct mesh_setup *setup)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    u8 *ies = NULL;
    uint ies_len;
    int ret = 0;

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));

#if DBG_RTW_CFG80211_MESH_CONF
    RTW_INFO(FUNC_ADPT_FMT" mesh_setup:\n", FUNC_ADPT_ARG(adapter));
    dump_mesh_setup(RTW_DBGDUMP, wiphy, setup);
    RTW_INFO(FUNC_ADPT_FMT" mesh_config:\n", FUNC_ADPT_ARG(adapter));
    dump_mesh_config(RTW_DBGDUMP, conf);
#endif

    if (rtw_cfg80211_sync_iftype(adapter) != _SUCCESS) {
        ret = -ENOTSUPP;
        goto exit;
    }

    /* initialization */
    rtw_mesh_init_mesh_info(adapter);

    /* apply cfg80211 settings*/
    rtw_cfg80211_mesh_info_set_profile(&adapter->mesh_info, setup);
    rtw_cfg80211_mesh_cfg_set(adapter, conf, 0xFFFFFFFF);

    /* apply cfg80211 settings (join only) */
    rtw_mesh_cfg_init_max_peer_links(adapter, conf->dot11MeshMaxPeerLinks);
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
    rtw_mesh_cfg_init_plink_timeout(adapter, conf->plink_timeout);
    #endif

    rtw_ieee80211_mesh_root_setup(adapter);

    ies = rtw_cfg80211_construct_mesh_beacon_ies(wiphy, adapter, conf, setup, &ies_len);
    if (!ies) {
        ret = -EINVAL;
        goto exit;
    }

    /* start mbss */
    if (rtw_check_beacon_data(adapter, ies,  ies_len) != _SUCCESS) {
        ret = -EINVAL;
        goto exit;
    }
    
    rtw_mesh_work(&adapter->mesh_work);

exit:
    if (ies)
        rtw_mfree(ies, ies_len);
    if (ret)
        rtw_mesh_deinit_mesh_info(adapter);

    return ret;
}

static int cfg80211_rtw_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    int ret = 0;

    RTW_INFO(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));

    rtw_mesh_deinit_mesh_info(adapter);

    rtw_stop_ap_cmd(adapter, RTW_CMDF_WAIT_ACK);

    return ret;
}

static int cfg80211_rtw_add_mpath(struct wiphy *wiphy, struct net_device *dev
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
    , const u8 *dst, const u8 *next_hop
    #else
    , u8 *dst, u8 *next_hop
    #endif
)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct sta_priv *stapriv = &adapter->stapriv;
    struct sta_info *sta;
    struct rtw_mesh_path *mpath;
    int ret = 0;

    rtw_rcu_read_lock();

    sta = rtw_get_stainfo(stapriv, next_hop);
    if (!sta) {
        ret = -ENOENT;
        goto exit;
    }

    mpath = rtw_mesh_path_add(adapter, dst);
    if (!mpath) {
        ret = -ENOENT;
        goto exit;
    }

    rtw_mesh_path_fix_nexthop(mpath, sta);

exit:
    rtw_rcu_read_unlock();

    return ret;
}

static int cfg80211_rtw_del_mpath(struct wiphy *wiphy, struct net_device *dev
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
    , const u8 *dst
    #else
    , u8 *dst
    #endif
)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    int ret = 0;

    if (dst) {
        if (rtw_mesh_path_del(adapter, dst)) {
            ret = -ENOENT;
            goto exit;
        }
    } else {
        rtw_mesh_path_flush_by_iface(adapter);
    }    

exit:
    return ret;
}

static int cfg80211_rtw_change_mpath(struct wiphy *wiphy, struct net_device *dev
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
    , const u8 *dst, const u8 *next_hop
    #else
    , u8 *dst, u8 *next_hop
    #endif
)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct sta_priv *stapriv = &adapter->stapriv;
    struct sta_info *sta;
    struct rtw_mesh_path *mpath;
    int ret = 0;

    rtw_rcu_read_lock();

    sta = rtw_get_stainfo(stapriv, next_hop);
    if (!sta) {
        ret = -ENOENT;
        goto exit;
    }

    mpath = rtw_mesh_path_lookup(adapter, dst);
    if (!mpath) {
        ret = -ENOENT;
        goto exit;
    }

    rtw_mesh_path_fix_nexthop(mpath, sta);

exit:
    rtw_rcu_read_unlock();

    return ret;
}

static void rtw_cfg80211_mpath_set_pinfo(struct rtw_mesh_path *mpath, u8 *next_hop, struct mpath_info *pinfo)
{
    struct sta_info *next_hop_sta = rtw_rcu_dereference(mpath->next_hop);

    if (next_hop_sta)
        _rtw_memcpy(next_hop, next_hop_sta->cmn.mac_addr, ETH_ALEN);
    else
        _rtw_memset(next_hop, 0, ETH_ALEN);

    _rtw_memset(pinfo, 0, sizeof(*pinfo));

    pinfo->generation = mpath->adapter->mesh_info.mesh_paths_generation;

    pinfo->filled = 0
        | MPATH_INFO_FRAME_QLEN
        | MPATH_INFO_SN
        | MPATH_INFO_METRIC
        | MPATH_INFO_EXPTIME
        | MPATH_INFO_DISCOVERY_TIMEOUT
        | MPATH_INFO_DISCOVERY_RETRIES
        | MPATH_INFO_FLAGS
        ;

    pinfo->frame_qlen = mpath->frame_queue_len;
    pinfo->sn = mpath->sn;
    pinfo->metric = mpath->metric;
    if (rtw_time_after(mpath->exp_time, rtw_get_current_time()))
        pinfo->exptime = rtw_get_remaining_time_ms(mpath->exp_time);
    pinfo->discovery_timeout = rtw_systime_to_ms(mpath->discovery_timeout);
    pinfo->discovery_retries = mpath->discovery_retries;
    if (mpath->flags & RTW_MESH_PATH_ACTIVE)
        pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
    if (mpath->flags & RTW_MESH_PATH_RESOLVING)
        pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
    if (mpath->flags & RTW_MESH_PATH_SN_VALID)
        pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
    if (mpath->flags & RTW_MESH_PATH_FIXED)
        pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
    if (mpath->flags & RTW_MESH_PATH_RESOLVED)
        pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED;
}

static int cfg80211_rtw_get_mpath(struct wiphy *wiphy, struct net_device *dev, u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct rtw_mesh_path *mpath;
    int ret = 0;

    rtw_rcu_read_lock();

    mpath = rtw_mesh_path_lookup(adapter, dst);
    if (!mpath) {
        ret = -ENOENT;
        goto exit;
    }

    rtw_cfg80211_mpath_set_pinfo(mpath, next_hop, pinfo);

exit:
    rtw_rcu_read_unlock();

    return ret;
}

static int cfg80211_rtw_dump_mpath(struct wiphy *wiphy, struct net_device *dev, int idx, u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct rtw_mesh_path *mpath;
    int ret = 0;

    rtw_rcu_read_lock();

    mpath = rtw_mesh_path_lookup_by_idx(adapter, idx);
    if (!mpath) {
        ret = -ENOENT;
        goto exit;
    }

    _rtw_memcpy(dst, mpath->dst, ETH_ALEN);
    rtw_cfg80211_mpath_set_pinfo(mpath, next_hop, pinfo);

exit:
    rtw_rcu_read_unlock();

    return ret;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0))
static void rtw_cfg80211_mpp_set_pinfo(struct rtw_mesh_path *mpath, u8 *mpp, struct mpath_info *pinfo)
{
    _rtw_memcpy(mpp, mpath->mpp, ETH_ALEN);

    _rtw_memset(pinfo, 0, sizeof(*pinfo));
    pinfo->generation = mpath->adapter->mesh_info.mpp_paths_generation;
}

static int cfg80211_rtw_get_mpp(struct wiphy *wiphy, struct net_device *dev, u8 *dst, u8 *mpp, struct mpath_info *pinfo)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct rtw_mesh_path *mpath;
    int ret = 0;

    rtw_rcu_read_lock();

    mpath = rtw_mpp_path_lookup(adapter, dst);
    if (!mpath) {
        ret = -ENOENT;
        goto exit;
    }

    rtw_cfg80211_mpp_set_pinfo(mpath, mpp, pinfo);

exit:
    rtw_rcu_read_unlock();

    return ret;
}

static int cfg80211_rtw_dump_mpp(struct wiphy *wiphy, struct net_device *dev, int idx, u8 *dst, u8 *mpp, struct mpath_info *pinfo)
{
    _adapter *adapter = (_adapter *)rtw_netdev_priv(dev);
    struct rtw_mesh_path *mpath;
    int ret = 0;

    rtw_rcu_read_lock();

    mpath = rtw_mpp_path_lookup_by_idx(adapter, idx);
    if (!mpath) {
        ret = -ENOENT;
        goto exit;
    }

    _rtw_memcpy(dst, mpath->dst, ETH_ALEN);
    rtw_cfg80211_mpp_set_pinfo(mpath, mpp, pinfo);

exit:
    rtw_rcu_read_unlock();

    return ret;
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0)) */

#endif /* defined(CONFIG_RTW_MESH) */

#ifdef CONFIG_80211N_HT
static void rtw_cfg80211_init_ht_capab_ex(_adapter *padapter
    , struct ieee80211_sta_ht_cap *ht_cap, BAND_TYPE band, u8 rf_type)
{
    struct registry_priv *pregistrypriv = &padapter->registrypriv;
    struct mlme_priv    *pmlmepriv = &padapter->mlmepriv;
    struct ht_priv        *phtpriv = &pmlmepriv->htpriv;
    u8 stbc_rx_enable = _FALSE;

    rtw_ht_use_default_setting(padapter);

    /* RX LDPC */
    if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX))
        ht_cap->cap |= IEEE80211_HT_CAP_LDPC_CODING;

    /* TX STBC */
    if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
        ht_cap->cap |= IEEE80211_HT_CAP_TX_STBC;

    /* RX STBC */
    if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
        /*rtw_rx_stbc 0: disable, bit(0):enable 2.4g, bit(1):enable 5g*/
        if (band == BAND_ON_2_4G)
            stbc_rx_enable = (pregistrypriv->rx_stbc & BIT(0)) ? _TRUE : _FALSE;
        if (band == BAND_ON_5G)
            stbc_rx_enable = (pregistrypriv->rx_stbc & BIT(1)) ? _TRUE : _FALSE;

        if (stbc_rx_enable) {
            switch (rf_type) {
            case RF_1T1R:
                ht_cap->cap |= IEEE80211_HT_CAP_RX_STBC_1R;/*RX STBC One spatial stream*/
                break;

            case RF_2T2R:
            case RF_1T2R:
                ht_cap->cap |= IEEE80211_HT_CAP_RX_STBC_1R;/* Only one spatial-stream STBC RX is supported */
                break;
            case RF_3T3R:
            case RF_3T4R:
            case RF_4T4R:
                ht_cap->cap |= IEEE80211_HT_CAP_RX_STBC_1R;/* Only one spatial-stream STBC RX is supported */
                break;
            default:
                RTW_INFO("[warning] rf_type %d is not expected\n", rf_type);
                break;
            }
        }
    }
}

static void rtw_cfg80211_init_ht_capab(_adapter *padapter
    , struct ieee80211_sta_ht_cap *ht_cap, BAND_TYPE band, u8 rf_type)
{
    struct registry_priv *regsty = &padapter->registrypriv;
    u8 rx_nss = 0;

    if (!regsty->ht_enable || !is_supported_ht(regsty->wireless_mode))
        return;

    ht_cap->ht_supported = 1;

    ht_cap->cap = IEEE80211_HT_CAP_MAX_AMSDU;

    if (TEST_FLAG(regsty->short_gi, BIT0))
        ht_cap->cap |= IEEE80211_HT_CAP_SGI_20;
    if (hal_is_bw_support(padapter, CHANNEL_WIDTH_40)
        && ((band == BAND_ON_2_4G && REGSTY_IS_BW_2G_SUPPORT(regsty, CHANNEL_WIDTH_40))
            || (band == BAND_ON_5G && REGSTY_IS_BW_5G_SUPPORT(regsty, CHANNEL_WIDTH_40)))
    ) {
        ht_cap->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
        if (band == BAND_ON_2_4G)
            ht_cap->cap |= IEEE80211_HT_CAP_DSSSCCK40;
        if (TEST_FLAG(regsty->short_gi, BIT1))
            ht_cap->cap |= IEEE80211_HT_CAP_SGI_40;
    }

    rtw_cfg80211_init_ht_capab_ex(padapter, ht_cap, band, rf_type);

    /*
     *Maximum length of AMPDU that the STA can receive.
     *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
     */
    ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;

    /*Minimum MPDU start spacing , */
    ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;

    ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;

    rx_nss = GET_HAL_RX_NSS(padapter);
    switch (rx_nss) {
    case 1:
        ht_cap->mcs.rx_mask[0] = 0xFF;
        break;
    case 2:
        ht_cap->mcs.rx_mask[0] = 0xFF;
        ht_cap->mcs.rx_mask[1] = 0xFF;
        break;
    case 3:
        ht_cap->mcs.rx_mask[0] = 0xFF;
        ht_cap->mcs.rx_mask[1] = 0xFF;
        ht_cap->mcs.rx_mask[2] = 0xFF;
        break;
    case 4:
        ht_cap->mcs.rx_mask[0] = 0xFF;
        ht_cap->mcs.rx_mask[1] = 0xFF;
        ht_cap->mcs.rx_mask[2] = 0xFF;
        ht_cap->mcs.rx_mask[3] = 0xFF;
        break;
    default:
        rtw_warn_on(1);
        RTW_INFO("%s, error rf_type=%d, rx_nss=%d\n", __func__, rf_type, rx_nss);
    };

    ht_cap->mcs.rx_highest = cpu_to_le16(
        rtw_ht_mcs_rate(hal_is_bw_support(padapter, CHANNEL_WIDTH_40)
            , hal_is_bw_support(padapter, CHANNEL_WIDTH_40) ? ht_cap->cap & IEEE80211_HT_CAP_SGI_40 : ht_cap->cap & IEEE80211_HT_CAP_SGI_20
            , ht_cap->mcs.rx_mask) / 10);
}
#endif /* CONFIG_80211N_HT */

#if defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
static void rtw_cfg80211_init_vht_capab(_adapter *padapter
    , struct ieee80211_sta_vht_cap *sta_vht_cap, BAND_TYPE band, u8 rf_type)
{
    struct registry_priv *regsty = &padapter->registrypriv;
    u8 vht_cap_ie[2 + 12] = {0};

    if (!REGSTY_IS_11AC_ENABLE(regsty) || !is_supported_vht(regsty->wireless_mode))
        return;

    rtw_vht_use_default_setting(padapter);
    rtw_build_vht_cap_ie(padapter, vht_cap_ie);

    sta_vht_cap->vht_supported = 1;

    _rtw_memcpy(&sta_vht_cap->cap, vht_cap_ie + 2, 4);
    _rtw_memcpy(&sta_vht_cap->vht_mcs, vht_cap_ie + 2 + 4, 8);
}
#endif /* defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) */

void rtw_cfg80211_init_wdev_data(_adapter *padapter)
{
#ifdef CONFIG_CONCURRENT_MODE
    struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);

    ATOMIC_SET(&pwdev_priv->switch_ch_to, 1);
#endif
}

static int rtw_cfg80211_init_wiphy_band(_adapter *padapter, struct wiphy *wiphy)
{
    u8 rf_type;
    struct ieee80211_supported_band *band;
    int ret = _FAIL;

    rf_type = GET_HAL_RFPATH(padapter);
    RTW_INFO("%s:rf_type=%d\n", __func__, rf_type);

    if (IsSupported24G(padapter->registrypriv.wireless_mode)) {
        band = wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(BAND_ON_2_4G);
        if (!band)
            goto exit;
        rtw_2g_channels_init(band->channels);
        rtw_2g_rates_init(band->bitrates);
        #if defined(CONFIG_80211N_HT)
        rtw_cfg80211_init_ht_capab(padapter, &band->ht_cap, BAND_ON_2_4G, rf_type);
        #endif
    }
#if CONFIG_IEEE80211_BAND_5GHZ
    if (is_supported_5g(padapter->registrypriv.wireless_mode)) {
        band = wiphy->bands[NL80211_BAND_5GHZ] = rtw_spt_band_alloc(BAND_ON_5G);
        if (!band) {
            if (wiphy->bands[NL80211_BAND_2GHZ]) {
                rtw_spt_band_free(wiphy->bands[NL80211_BAND_2GHZ]);
                wiphy->bands[NL80211_BAND_2GHZ] = NULL;
            }
            goto exit;
        }
        rtw_5g_channels_init(band->channels);
        rtw_5g_rates_init(band->bitrates);
        #if defined(CONFIG_80211N_HT)
        rtw_cfg80211_init_ht_capab(padapter, &band->ht_cap, BAND_ON_5G, rf_type);
        #endif
        #if defined(CONFIG_80211AC_VHT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
        rtw_cfg80211_init_vht_capab(padapter, &band->vht_cap, BAND_ON_5G, rf_type);
        #endif
    }
#endif

    ret = _SUCCESS;

exit:
    return ret;
}

#if !defined(CONFIG_REGD_SRC_FROM_OS) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0))
void rtw_cfg80211_update_wiphy_max_txpower(_adapter *adapter, struct wiphy *wiphy)
{
    struct ieee80211_supported_band *band;
    struct ieee80211_channel *channel;
    s16 max_txpwr;
    int i;

    if (IsSupported24G(adapter->registrypriv.wireless_mode)) {
        band = wiphy->bands[NL80211_BAND_2GHZ];
        if (band) {
            max_txpwr = phy_get_txpwr_by_rate_total_max_mbm(adapter, BAND_ON_2_4G, 1, 1);
            if (max_txpwr != UNSPECIFIED_MBM) {
                for (i = 0; i < band->n_channels; i++) {
                    channel = &band->channels[i];
                    channel->max_power = max_txpwr / MBM_PDBM;
                }
            }
        }
    }
#if CONFIG_IEEE80211_BAND_5GHZ
    if (is_supported_5g(adapter->registrypriv.wireless_mode)) {
        band = wiphy->bands[NL80211_BAND_5GHZ];
        if (band) {
            max_txpwr = phy_get_txpwr_by_rate_total_max_mbm(adapter, BAND_ON_5G, 1, 1);
            if (max_txpwr != UNSPECIFIED_MBM) {
                for (i = 0; i < band->n_channels; i++) {
                    channel = &band->channels[i];
                    channel->max_power = max_txpwr / MBM_PDBM;
                }
            }
        }
    }
#endif
}
#endif /* defined(CONFIG_REGD_SRC_FROM_OS) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) && defined(RTW_SINGLE_WIPHY) && (CONFIG_IFACE_NUMBER >= 2)
struct ieee80211_iface_limit rtw_limits[] = {
    {
        .max = CONFIG_IFACE_NUMBER,
        .types = BIT(NL80211_IFTYPE_STATION)
            #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
            | BIT(NL80211_IFTYPE_P2P_CLIENT)
            #endif
    },
    #ifdef CONFIG_AP_MODE
    {
        .max = rtw_min(CONFIG_IFACE_NUMBER, CONFIG_LIMITED_AP_NUM),
        .types = BIT(NL80211_IFTYPE_AP)
            #if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
            | BIT(NL80211_IFTYPE_P2P_GO)
            #endif
    },
    #endif
    #if defined(RTW_DEDICATED_P2P_DEVICE)
    {
        .max = 1,
        .types = BIT(NL80211_IFTYPE_P2P_DEVICE)
    },
    #endif
    #if defined(CONFIG_RTW_MESH)
    {
        .max = 1,
        .types = BIT(NL80211_IFTYPE_MESH_POINT)
    },
    #endif
};

struct ieee80211_iface_combination rtw_combinations[] = {
    {
        .limits = rtw_limits,
        .n_limits = ARRAY_SIZE(rtw_limits),
        #if defined(RTW_DEDICATED_P2P_DEVICE)
        .max_interfaces = CONFIG_IFACE_NUMBER + 1,
        #else
        .max_interfaces = CONFIG_IFACE_NUMBER,
        #endif
        .num_different_channels = 1,
    },
};
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) */

static int rtw_cfg80211_init_wiphy(_adapter *adapter, struct wiphy *wiphy)
{
    struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
    struct registry_priv *regsty = dvobj_to_regsty(dvobj);
    int ret = _FAIL;

    /* copy mac_addr to wiphy */
    _rtw_memcpy(wiphy->perm_addr, adapter_mac_addr(adapter), ETH_ALEN);

    wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;

    wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT;
    wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX;
    wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS;

#if CONFIG_RTW_MACADDR_ACL && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    wiphy->max_acl_mac_addrs = NUM_ACL;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) || defined(COMPAT_KERNEL_RELEASE)
    wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION;
#endif

    wiphy->interface_modes =    BIT(NL80211_IFTYPE_STATION)
                                #ifdef CONFIG_AP_MODE
                                | BIT(NL80211_IFTYPE_ADHOC) /* todo : AD-HOC task group will refine it */
                                | BIT(NL80211_IFTYPE_AP)
                                #endif
                                #ifdef CONFIG_WIFI_MONITOR
                                | BIT(NL80211_IFTYPE_MONITOR)
                                #endif
#if defined(CONFIG_P2P) && ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE))
                                | BIT(NL80211_IFTYPE_P2P_CLIENT)
                                | BIT(NL80211_IFTYPE_P2P_GO)
                                #if defined(RTW_DEDICATED_P2P_DEVICE)
                                | BIT(NL80211_IFTYPE_P2P_DEVICE)
                                #endif
#endif
#ifdef CONFIG_RTW_MESH
                                | BIT(NL80211_IFTYPE_MESH_POINT) /* 2.6.26 */
#endif
                                ;

#if !defined(RTW_SINGLE_WIPHY) && defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_P2P)
    if (adapter->iface_id != adapter->registrypriv.sel_p2p_iface) {
        wiphy->interface_modes &= ~(BIT(NL80211_IFTYPE_P2P_GO) | BIT(NL80211_IFTYPE_P2P_CLIENT));
        RTW_INFO("%s iface_id:%d- don't set p2p capability\n", __func__, adapter->iface_id);
    }
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
    #ifdef CONFIG_WIFI_MONITOR
    wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR);
    #endif
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) && defined(RTW_SINGLE_WIPHY) && (CONFIG_IFACE_NUMBER >= 2)
    wiphy->iface_combinations = rtw_combinations;
    wiphy->n_iface_combinations = ARRAY_SIZE(rtw_combinations);
#endif

    wiphy->cipher_suites = rtw_cipher_suites;

    /* Todo refine */
    if (_rtw_camctl_chk_cap(adapter, SEC_CAP_CHK_EXTRA_SEC))
        wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
    else {
#ifdef CONFIG_IEEE80211W
        /* remove hardware not support cipher */
        wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites) - 6;
#else
        wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
#endif
    }

    if (rtw_cfg80211_init_wiphy_band(adapter, wiphy) != _SUCCESS) {
        RTW_ERR("rtw_cfg80211_init_wiphy_band fail\n");
        goto exit;
    }
    #if !defined(CONFIG_REGD_SRC_FROM_OS) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0))
    rtw_cfg80211_update_wiphy_max_txpower(adapter, wiphy);
    #endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38) && LINUX_VERSION_CODE < KERNEL_VERSION(3, 0, 0))
    wiphy->flags |= WIPHY_FLAG_SUPPORTS_SEPARATE_DEFAULT_KEYS;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
    wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME;
    /* remove WIPHY_FLAG_OFFCHAN_TX, because we not support this feature */
    /* wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME; */
#endif

#if (KERNEL_VERSION(3, 2, 0) <= LINUX_VERSION_CODE)
    wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
#endif

#if defined(CONFIG_PM) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0))
     wiphy->max_sched_scan_reqs = 1;
#else
      wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
#endif
#ifdef CONFIG_PNO_SUPPORT
    wiphy->max_sched_scan_ssids = MAX_PNO_LIST_COUNT;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)
    wiphy->max_match_sets = MAX_PNO_LIST_COUNT;
#endif
#endif
#endif

#if defined(CONFIG_PM) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 11, 0))
    wiphy->wowlan = wowlan_stub;
#else
    wiphy->wowlan = &wowlan_stub;
#endif
#endif

#if defined(CONFIG_TDLS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
#ifndef CONFIG_TDLS_DRIVER_SETUP
    wiphy->flags |= WIPHY_FLAG_TDLS_EXTERNAL_SETUP;    /* Driver handles key exchange */
    wiphy->flags |= NL80211_ATTR_HT_CAPABILITY;
#endif /* CONFIG_TDLS_DRIVER_SETUP */
#endif /* CONFIG_TDLS */

#ifdef CONFIG_LPS
        wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
#else
        wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    /* wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; */
#endif

#ifdef CONFIG_RTW_WDS
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33))
    wiphy->flags |= WIPHY_FLAG_4ADDR_AP;
    wiphy->flags |= WIPHY_FLAG_4ADDR_STATION;
    #endif
#endif

#ifdef CONFIG_RTW_MESH
    wiphy->flags |= 0
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
        | WIPHY_FLAG_IBSS_RSN
        #endif
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
        | WIPHY_FLAG_MESH_AUTH
        #endif
        ;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
    wiphy->features |= 0
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
        | NL80211_FEATURE_USERSPACE_MPM
        #endif
        ;
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) */
#endif /* CONFIG_RTW_MESH */

#if defined(CONFIG_RTW_80211K) && (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0))
    wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_RRM);
#endif

#if (KERNEL_VERSION(3, 8, 0) <= LINUX_VERSION_CODE)
    wiphy->features |= NL80211_FEATURE_SAE;
#endif

#ifdef CONFIG_RTW_SCAN_RAND
    #if (KERNEL_VERSION(3, 19, 0) <= LINUX_VERSION_CODE)
    wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
    #endif
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0))
#ifdef CONFIG_WIFI_MONITOR
    /* Currently only for Monitor debugging */
    wiphy->flags |= WIPHY_FLAG_SUPPORTS_5_10_MHZ;
#endif
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0)) */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0))
    wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0))
    wiphy->max_num_csa_counters = MAX_CSA_CNT;
#endif

    ret = _SUCCESS;

exit:
    return ret;
}

#ifdef CONFIG_RFKILL_POLL
void rtw_cfg80211_init_rfkill(struct wiphy *wiphy)
{
    wiphy_rfkill_set_hw_state(wiphy, 0);
    wiphy_rfkill_start_polling(wiphy);
}

void rtw_cfg80211_deinit_rfkill(struct wiphy *wiphy)
{
    wiphy_rfkill_stop_polling(wiphy);
}

static void cfg80211_rtw_rfkill_poll(struct wiphy *wiphy)
{
    _adapter *padapter = NULL;
    bool blocked = _FALSE;
    u8 valid = 0;

    padapter = wiphy_to_adapter(wiphy);

    if (adapter_to_dvobj(padapter)->processing_dev_remove == _TRUE) {
        /*RTW_INFO("cfg80211_rtw_rfkill_poll: device is removed!\n");*/
        return;
    }

    blocked = rtw_hal_rfkill_poll(padapter, &valid);
    /*RTW_INFO("cfg80211_rtw_rfkill_poll: valid=%d, blocked=%d\n",
            valid, blocked);*/

    if (valid)
        wiphy_rfkill_set_hw_state(wiphy, blocked);
}
#endif

#if defined(CONFIG_RTW_HOSTAPD_ACS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33))

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) && (LINUX_VERSION_CODE < KERNEL_VERSION(4, 0, 0))
#define SURVEY_INFO_TIME            SURVEY_INFO_CHANNEL_TIME
#define SURVEY_INFO_TIME_BUSY        SURVEY_INFO_CHANNEL_TIME_BUSY
#define SURVEY_INFO_TIME_EXT_BUSY    SURVEY_INFO_CHANNEL_TIME_EXT_BUSY
#define SURVEY_INFO_TIME_RX            SURVEY_INFO_CHANNEL_TIME_RX
#define SURVEY_INFO_TIME_TX            SURVEY_INFO_CHANNEL_TIME_TX
#endif

#ifdef CONFIG_RTW_ACS
static void rtw_cfg80211_set_survey_info_with_clm(PADAPTER padapter, int idx, struct survey_info *pinfo)
{
    s8 noise = -50;            /*channel noise in dBm. This and all following fields are optional */
    u64 time = SURVEY_TO;    /*amount of time in ms the radio was turn on (on the channel)*/
    u64 time_busy = 0;        /*amount of time the primary channel was sensed busy*/
    u8 chan = (u8)idx;

    if ((idx < 0) || (pinfo == NULL))
        return;

    pinfo->filled  = SURVEY_INFO_NOISE_DBM
        #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
        | SURVEY_INFO_TIME | SURVEY_INFO_TIME_BUSY
        #endif
        ;

    time_busy = rtw_acs_get_clm_ratio_by_ch_idx(padapter, chan);
    noise = rtw_acs_get_nhm_noise_pwr_by_ch_idx(padapter, chan);
    /* RTW_INFO("%s: ch-idx:%d time=%llu(ms), time_busy=%llu(ms), noise=%d(dbm)\n", __func__, idx, time, time_busy, noise); */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
    #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 0, 0))
    pinfo->channel_time = time;
    pinfo->channel_time_busy = time_busy;
    #else
    pinfo->time = time;
    pinfo->time_busy = time_busy;
    #endif
#endif
    pinfo->noise = noise;
}
#endif /* CONFIG_RTW_ACS */

static int rtw_hostapd_acs_dump_survey(struct wiphy *wiphy, struct net_device *netdev, int idx, struct survey_info *info)
{
    PADAPTER padapter = (_adapter *)rtw_netdev_priv(netdev);
    struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
    RT_CHANNEL_INFO *pch_set = rfctl->channel_set;
    u8 max_chan_nums = rfctl->max_chan_nums;
    u32 freq = 0;
    u8 ret = 0;
    u16 channel = 0;

    if (!netdev || !info) {
        RTW_INFO("%s: invial parameters.\n", __func__);
        return -EINVAL;
    }

    _rtw_memset(info, 0, sizeof(struct survey_info));
    if (padapter->bup == _FALSE) {
        RTW_INFO("%s: net device is down.\n", __func__);
        return -EIO;
    }

    if (idx >= max_chan_nums)
        return -ENOENT;

    channel = pch_set[idx].ChannelNum;
    freq = rtw_ch2freq(channel);
    info->channel = ieee80211_get_channel(wiphy, freq);
    /* RTW_INFO("%s: channel %d, freq %d\n", __func__, channel, freq); */

    if (!info->channel)
        return -EINVAL;

    if (info->channel->flags == IEEE80211_CHAN_DISABLED)
        return ret;

#ifdef CONFIG_RTW_ACS
    rtw_cfg80211_set_survey_info_with_clm(padapter, idx, info);
#else
    RTW_ERR("%s: unknown acs operation!\n", __func__);
#endif

    return ret;
}
#endif /* defined(CONFIG_RTW_HOSTAPD_ACS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33)) */

#if (KERNEL_VERSION(4, 17, 0) <= LINUX_VERSION_CODE) \
    || defined(CONFIG_KERNEL_PATCH_EXTERNAL_AUTH)
int cfg80211_rtw_external_auth(struct wiphy *wiphy, struct net_device *dev,
    struct cfg80211_external_auth_params *params)
{
    PADAPTER padapter = (_adapter *)rtw_netdev_priv(dev);

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(dev));

    rtw_cfg80211_external_auth_status(wiphy, dev,
        (struct rtw_external_auth_params *)params);

    return 0;
}
#endif

void rtw_cfg80211_external_auth_status(struct wiphy *wiphy, struct net_device *dev,
    struct rtw_external_auth_params *params)
{
    PADAPTER padapter = (_adapter *)rtw_netdev_priv(dev);
    struct security_priv *psecuritypriv = &padapter->securitypriv;
    struct sta_priv *pstapriv = &padapter->stapriv;
    struct sta_info    *psta = NULL;
    u8 *buf = NULL;
    u32 len = 0;
    _irqL irqL;

    RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(dev));

    RTW_INFO("SAE: action: %u, status: %u\n", params->action, params->status);
    if (params->status == WLAN_STATUS_SUCCESS) {
        RTW_INFO("bssid: "MAC_FMT"\n", MAC_ARG(params->bssid));
        RTW_INFO("SSID: [%s]\n",
            ((params->ssid.ssid_len == 0) ? "" : (char *)params->ssid.ssid));
        RTW_INFO("suite: 0x%08x\n", params->key_mgmt_suite);
    }

    psta = rtw_get_stainfo(pstapriv, params->bssid);
    if (psta && (params->status == WLAN_STATUS_SUCCESS)) {
#ifdef CONFIG_AP_MODE
        /* AP mode */
        RTW_INFO("station match\n");

        psta->state &= ~WIFI_FW_AUTH_NULL;
        psta->state |= WIFI_FW_AUTH_SUCCESS;
        psta->expire_to = padapter->stapriv.assoc_to;

        /* ToDo: Kernel v5.1 pmkid is pointer */
        /* RTW_INFO_DUMP("PMKID:", params->pmkid, PMKID_LEN); */
        _rtw_set_pmksa(dev, params->bssid, params->pmkid);

        _enter_critical_bh(&psta->lock, &irqL);
        if ((psta->auth_len != 0) && (psta->pauth_frame != NULL)) {
            buf =  rtw_zmalloc(psta->auth_len);
            if (buf) {
                _rtw_memcpy(buf, psta->pauth_frame, psta->auth_len);
                len = psta->auth_len;
            }

            rtw_mfree(psta->pauth_frame, psta->auth_len);
            psta->pauth_frame = NULL;
            psta->auth_len = 0;
        }
        _exit_critical_bh(&psta->lock, &irqL);

        if (buf) {
            struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
            /* send the SAE auth Confirm */

            rtw_ps_deny(padapter, PS_DENY_MGNT_TX);
            if (_SUCCESS == rtw_pwr_wakeup(padapter)) {
                rtw_mi_set_scan_deny(padapter, 1000);
                rtw_mi_scan_abort(padapter, _TRUE);

                RTW_INFO("SAE: Tx auth Confirm\n");
                rtw_mgnt_tx_cmd(padapter, pmlmeext->cur_channel, 1, buf, len, 0, RTW_CMDF_DIRECTLY);

            }
            rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX);

            rtw_mfree(buf, len);
            buf = NULL;
            len = 0;
        }
#endif
    } else if (psta && (params->status == WLAN_STATUS_UNSPECIFIED_FAILURE)) {
#ifdef CONFIG_AP_MODE
        rtw_cfg80211_indicate_sta_disassoc(padapter, psta->cmn.mac_addr, WLAN_STATUS_UNSPECIFIED_FAILURE);
#endif
    } else {
        /* STA mode */
        psecuritypriv->extauth_status = params->status;
    }
}

#ifdef CONFIG_AP_MODE
static int check_channel(_adapter* padapter,u8 ch, u8 bw, u8 offset) {
    int ret = _SUCCESS;
    u8 ifbmp_s = rtw_mi_get_ld_sta_ifbmp(padapter);
    u8 u_ch, u_bw, u_offset;
    struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
    struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
    struct    mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
    
    u_ch = rtw_mi_get_union_chan(padapter);
    u_bw = rtw_mi_get_union_bw(padapter);
    u_offset = rtw_mi_get_union_offset(padapter);
    
    if (rtw_chset_search_ch(rfctl->channel_set, ch) < 0
        || rtw_chset_is_ch_non_ocp(rfctl->channel_set, ch)) {
        ret = _FAIL;
        RTW_INFO("ch not legal %d,%d,%d\n", ch, bw, offset);
    } else if(pmlmeext->cur_channel == ch && pmlmeext->cur_bwmode == bw && pmlmeext->cur_ch_offset == offset) {
        /* channel, bandwidth, offset doesn't change */
        ret = _FAIL;
        RTW_INFO("ch same, skip switching %d,%d,%d ==> %d,%d,%d  (union:%d,%d,%d)\n",
         pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset, ch, bw, offset, u_ch, u_bw, u_offset);
    } else if((u_ch != ch || (offset != HAL_PRIME_CHNL_OFFSET_DONT_CARE && u_offset != offset)) && ifbmp_s) {
        ret = _FAIL;
        RTW_INFO("must follow STA's ch, %d,%d,%d ==> %d,%d,%d  (union:%d,%d,%d)\n",
         pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset, ch, bw, offset, u_ch, u_bw, u_offset);
    } else {
        RTW_INFO("channel switch.%d,%d,%d ==> %d,%d,%d  (union:%d,%d,%d)\n",
         pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset, ch, bw, offset, u_ch, u_bw, u_offset);
    }
    return ret;
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0))
static int cfg80211_rtw_channel_switch(struct wiphy *wiphy,
                struct net_device *dev,
                struct cfg80211_csa_settings *params)
{
    _adapter *padapter = NULL;
    struct dvobj_priv *dvobj = NULL;
    PNDIS_802_11_VARIABLE_IEs    pIE;
    u8 *ies;
    u8 mode = 0, count = 0, bw = CHANNEL_WIDTH_20, ch = 0, offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE, ht = 0, vht = 0, ifbmp = 0, enable = 1;
    u32 i, ies_len;
    struct rf_ctl_t *rfctl;

    padapter = (_adapter *)rtw_netdev_priv(dev);
    dvobj = adapter_to_dvobj(padapter);
    rfctl = dvobj_to_rfctl(dvobj);

    ifbmp = rtw_mi_get_ap_mesh_ifbmp(padapter);

    if(params && params->chandef.chan) {

        rtw_get_chbw_from_cfg80211_chan_def(&params->chandef, &ht, &ch, &bw, &offset);

        if (check_channel(padapter, ch, bw, offset) == _FAIL)
            return -EINVAL;

        if (!ch) {
            RTW_INFO(" => ch:%u invalid\n", ch);
            return -EINVAL;
        }
        
        /* return error code when switch process is running */
        if(rfctl->ap_csa_en == AP_SWITCH_CH_CSA || rfctl->ap_csa_en == STA_RX_CSA
            || rfctl->ap_csa_en == CSA_STA_JOINBSS)
            return -EINVAL;
        
        /* todo, disable vht or something */
        vht = ht && ch > 14 && bw >= CHANNEL_WIDTH_80;
        RTW_INFO(" => ch:%u,%u,%u, ht:%u, vht:%u\n", ch, bw, offset, ht, vht);

        if(params->beacon_csa.tail) {
            /* dump_ies(RTW_DBGDUMP, (char *) params->beacon_csa.tail, params->beacon_csa.tail_len); */
            ies = (u8 *)params->beacon_csa.tail;
            ies_len = params->beacon_csa.tail_len;
            for (i = 0; i + 1 < ies_len;) {
                pIE = (PNDIS_802_11_VARIABLE_IEs)(ies + i);

                switch (pIE->ElementID) {
                case WLAN_EID_CHANNEL_SWITCH:
                    mode = *(pIE->data);
                    ch = *(pIE->data + 1);
                    count = *(pIE->data + 2);
                    RTW_INFO("CSA IE, mode=%d, ch=%d, count=%d\n", mode, ch, count);
                    break;
                default:
                    break;
                }
                i += (pIE->Length + 2);
            }

            if (count == 0) {
                RTW_INFO("CSA count should not be 0\n");
                return -EINVAL;
            }

            if (ifbmp && count > 0) {
                rfctl->ap_csa_en = AP_SWITCH_CH_CSA;
                rfctl->ap_csa_ch = ch;
                rfctl->ap_csa_switch_cnt = count;
                rfctl->ap_csa_ch_offset = offset;
                rfctl->ap_csa_ch_width = bw;
                rtw_set_ap_csa_cmd(padapter);
            }
        }
    }

    return 0;
}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0)) */
#endif /* CONFIG_AP_MODE */

#ifdef CONFIG_RTL8822CS_WIFI_HDF
static
#endif
struct cfg80211_ops rtw_cfg80211_ops = {
    .change_virtual_intf = cfg80211_rtw_change_iface,
    .add_key = cfg80211_rtw_add_key,
    .get_key = cfg80211_rtw_get_key,
    .del_key = cfg80211_rtw_del_key,
    .set_default_key = cfg80211_rtw_set_default_key,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30))
    .set_default_mgmt_key = cfg80211_rtw_set_default_mgmt_key,
#endif
#if defined(CONFIG_GTK_OL) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0))
    .set_rekey_data = cfg80211_rtw_set_rekey_data,
#endif /*CONFIG_GTK_OL*/
    .get_station = cfg80211_rtw_get_station,
    .scan = cfg80211_rtw_scan,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0))
    .abort_scan = cfg80211_rtw_abort_scan,
#endif
    .set_wiphy_params = cfg80211_rtw_set_wiphy_params,
    .connect = cfg80211_rtw_connect,
    .disconnect = cfg80211_rtw_disconnect,
    .join_ibss = cfg80211_rtw_join_ibss,
    .leave_ibss = cfg80211_rtw_leave_ibss,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31))
    .set_tx_power = cfg80211_rtw_set_txpower,
    .get_tx_power = cfg80211_rtw_get_txpower,
#endif
    .set_power_mgmt = cfg80211_rtw_set_power_mgmt,
    .set_pmksa = cfg80211_rtw_set_pmksa,
    .del_pmksa = cfg80211_rtw_del_pmksa,
    .flush_pmksa = cfg80211_rtw_flush_pmksa,

    .add_virtual_intf = cfg80211_rtw_add_virtual_intf,
    .del_virtual_intf = cfg80211_rtw_del_virtual_intf,

#ifdef CONFIG_AP_MODE
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)) && !defined(COMPAT_KERNEL_RELEASE)
    .add_beacon = cfg80211_rtw_add_beacon,
    .set_beacon = cfg80211_rtw_set_beacon,
    .del_beacon = cfg80211_rtw_del_beacon,
#else
    .start_ap = cfg80211_rtw_start_ap,
    .change_beacon = cfg80211_rtw_change_beacon,
    .stop_ap = cfg80211_rtw_stop_ap,
#endif

#if CONFIG_RTW_MACADDR_ACL && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0))
    .set_mac_acl = cfg80211_rtw_set_mac_acl,
#endif

    .add_station = cfg80211_rtw_add_station,
    .del_station = cfg80211_rtw_del_station,
    .change_station = cfg80211_rtw_change_station,
    .dump_station = cfg80211_rtw_dump_station,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28))
    .change_bss = cfg80211_rtw_change_bss,
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
    .set_txq_params = cfg80211_rtw_set_txq_params,
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0))
    .set_channel = cfg80211_rtw_set_channel,
#endif
    /* .auth = cfg80211_rtw_auth, */
    /* .assoc = cfg80211_rtw_assoc,     */
#endif /* CONFIG_AP_MODE */

#if defined(CONFIG_RTW_MESH) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38))
    .get_mesh_config = cfg80211_rtw_get_mesh_config,
    .update_mesh_config = cfg80211_rtw_update_mesh_config,
    .join_mesh = cfg80211_rtw_join_mesh,
    .leave_mesh = cfg80211_rtw_leave_mesh,
    .add_mpath = cfg80211_rtw_add_mpath,
    .del_mpath = cfg80211_rtw_del_mpath,
    .change_mpath = cfg80211_rtw_change_mpath,
    .get_mpath = cfg80211_rtw_get_mpath,
    .dump_mpath = cfg80211_rtw_dump_mpath,
    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0))
    .get_mpp = cfg80211_rtw_get_mpp,
    .dump_mpp = cfg80211_rtw_dump_mpp,
    #endif
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0))
    .set_monitor_channel = cfg80211_rtw_set_monitor_channel,
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
    .get_channel = cfg80211_rtw_get_channel,
#endif

    .remain_on_channel = cfg80211_rtw_remain_on_channel,
    .cancel_remain_on_channel = cfg80211_rtw_cancel_remain_on_channel,

#if defined(CONFIG_P2P) && defined(RTW_DEDICATED_P2P_DEVICE)
    .start_p2p_device = cfg80211_rtw_start_p2p_device,
    .stop_p2p_device = cfg80211_rtw_stop_p2p_device,
#endif

#ifdef CONFIG_RTW_80211R
    .update_ft_ies = cfg80211_rtw_update_ft_ies,
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) || defined(COMPAT_KERNEL_RELEASE)
    .mgmt_tx = cfg80211_rtw_mgmt_tx,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0))
    .mgmt_frame_register = cfg80211_rtw_mgmt_frame_register,
#else
    .update_mgmt_frame_registrations = cfg80211_rtw_update_mgmt_frame_register,
#endif
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34) && LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
    .action = cfg80211_rtw_mgmt_tx,
#endif

#if defined(CONFIG_TDLS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
    .tdls_mgmt = cfg80211_rtw_tdls_mgmt,
    .tdls_oper = cfg80211_rtw_tdls_oper,
#endif /* CONFIG_TDLS */

#if defined(CONFIG_PNO_SUPPORT) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0))
    .sched_scan_start = cfg80211_rtw_sched_scan_start,
    .sched_scan_stop = cfg80211_rtw_sched_scan_stop,
    .suspend = cfg80211_rtw_suspend,
    .resume = cfg80211_rtw_resume,
#endif /* CONFIG_PNO_SUPPORT */
#ifdef CONFIG_RFKILL_POLL
    .rfkill_poll = cfg80211_rtw_rfkill_poll,
#endif
#if defined(CONFIG_RTW_HOSTAPD_ACS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33))
    .dump_survey = rtw_hostapd_acs_dump_survey,
#endif
#if (KERNEL_VERSION(4, 17, 0) <= LINUX_VERSION_CODE) \
    || defined(CONFIG_KERNEL_PATCH_EXTERNAL_AUTH)
    .external_auth = cfg80211_rtw_external_auth,
#endif
#ifdef CONFIG_AP_MODE
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0))
    .channel_switch = cfg80211_rtw_channel_switch,
#endif
#endif /* #ifdef CONFIG_AP_MODE */
};

struct wiphy *rtw_wiphy_alloc(_adapter *padapter, struct device *dev)
{
    struct wiphy *wiphy;
    struct rtw_wiphy_data *wiphy_data;

    /* wiphy */
    wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct rtw_wiphy_data));
    if (!wiphy) {
        RTW_ERR("Couldn't allocate wiphy device\n");
        goto exit;
    }
    set_wiphy_dev(wiphy, dev);

    /* wiphy_data */
    wiphy_data = rtw_wiphy_priv(wiphy);
    wiphy_data->dvobj = adapter_to_dvobj(padapter);
#ifndef RTW_SINGLE_WIPHY
    wiphy_data->adapter = padapter;
#endif
    wiphy_data->txpwr_total_lmt_mbm = UNSPECIFIED_MBM;
    wiphy_data->txpwr_total_target_mbm = UNSPECIFIED_MBM;

    rtw_regd_init(wiphy);

    if (rtw_cfg80211_init_wiphy(padapter, wiphy) != _SUCCESS) {
        rtw_wiphy_free(wiphy);
        wiphy = NULL;
        goto exit;
    }

    RTW_INFO(FUNC_WIPHY_FMT"\n", FUNC_WIPHY_ARG(wiphy));

exit:
    return wiphy;
}

void rtw_wiphy_free(struct wiphy *wiphy)
{
    if (!wiphy)
        return;

    RTW_INFO(FUNC_WIPHY_FMT"\n", FUNC_WIPHY_ARG(wiphy));

    rtw_regd_deinit(wiphy);

    if (wiphy->bands[NL80211_BAND_2GHZ]) {
        rtw_spt_band_free(wiphy->bands[NL80211_BAND_2GHZ]);
        wiphy->bands[NL80211_BAND_2GHZ] = NULL;
    }
    if (wiphy->bands[NL80211_BAND_5GHZ]) {
        rtw_spt_band_free(wiphy->bands[NL80211_BAND_5GHZ]);
        wiphy->bands[NL80211_BAND_5GHZ] = NULL;
    }

    wiphy_free(wiphy);
}

#ifdef CONFIG_RTL8822CS_WIFI_HDF
struct wiphy *g_wiphy = NULL;

int oal_wiphy_register(struct wiphy *wiphy)
{
    g_wiphy = wiphy;
    return 0;
}

struct wiphy *oal_wiphy_get(void)
{
    return g_wiphy;
}
#endif

int rtw_wiphy_register(struct wiphy *wiphy)
{
    struct get_chplan_resp *chplan;
    int ret;

    RTW_INFO(FUNC_WIPHY_FMT"\n", FUNC_WIPHY_ARG(wiphy));

#if ( (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) \
     || defined(RTW_VENDOR_EXT_SUPPORT) )
    rtw_cfgvendor_attach(wiphy);
#endif

    ret = wiphy_register(wiphy);
    if (ret != 0) {
        RTW_INFO(FUNC_WIPHY_FMT" wiphy_register() return %d\n", FUNC_WIPHY_ARG(wiphy), ret);
        goto exit;
    }

    rtw_chset_hook_os_channels(dvobj_to_rfctl(wiphy_to_dvobj(wiphy)));

    if (rtw_get_chplan_cmd(wiphy_to_adapter(wiphy), RTW_CMDF_DIRECTLY, &chplan) == _SUCCESS)
        rtw_regd_change_complete_sync(wiphy, chplan, 1);
    else
        rtw_warn_on(1);

exit:
    return ret;
}

void rtw_wiphy_unregister(struct wiphy *wiphy)
{
    RTW_INFO(FUNC_WIPHY_FMT"\n", FUNC_WIPHY_ARG(wiphy));

#if ( (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) \
     || defined(RTW_VENDOR_EXT_SUPPORT) )
    rtw_cfgvendor_detach(wiphy);
#endif

    #if defined(RTW_DEDICATED_P2P_DEVICE)
    rtw_pd_iface_free(wiphy);
    #endif

    return wiphy_unregister(wiphy);
}

int rtw_wdev_alloc(_adapter *padapter, struct wiphy *wiphy)
{
    int ret = 0;
    struct net_device *pnetdev = padapter->pnetdev;
    struct wireless_dev *wdev;
    struct rtw_wdev_priv *pwdev_priv;

    RTW_INFO("%s(padapter=%p)\n", __func__, padapter);

    /*  wdev */
    wdev = (struct wireless_dev *)rtw_zmalloc(sizeof(struct wireless_dev));
    if (!wdev) {
        RTW_INFO("Couldn't allocate wireless device\n");
        ret = -ENOMEM;
        goto exit;
    }
    wdev->wiphy = wiphy;
    wdev->netdev = pnetdev;
    wdev->iftype = NL80211_IFTYPE_STATION;
    padapter->rtw_wdev = wdev;
    pnetdev->ieee80211_ptr = wdev;

#ifdef CONFIG_RTL8822CS_WIFI_HDF
    oal_wiphy_register(wiphy);

    /* Need Init? */
    INIT_LIST_HEAD(&wdev->event_list);
    INIT_LIST_HEAD(&wdev->list);
    INIT_LIST_HEAD(&wdev->pmsr_list);
    INIT_LIST_HEAD(&wdev->mgmt_registrations);
#endif

    /* init pwdev_priv */
    pwdev_priv = adapter_wdev_data(padapter);
    pwdev_priv->rtw_wdev = wdev;
    pwdev_priv->pmon_ndev = NULL;
    pwdev_priv->ifname_mon[0] = '\0';
    pwdev_priv->padapter = padapter;
    pwdev_priv->scan_request = NULL;
    _rtw_spinlock_init(&pwdev_priv->scan_req_lock);
    pwdev_priv->connect_req = NULL;
    _rtw_spinlock_init(&pwdev_priv->connect_req_lock);

    pwdev_priv->p2p_enabled = _FALSE;
    pwdev_priv->probe_resp_ie_update_time = rtw_get_current_time();
    pwdev_priv->provdisc_req_issued = _FALSE;
    rtw_wdev_invit_info_init(&pwdev_priv->invit_info);
    rtw_wdev_nego_info_init(&pwdev_priv->nego_info);

    pwdev_priv->bandroid_scan = _FALSE;

    _rtw_mutex_init(&pwdev_priv->roch_mutex);

#ifdef CONFIG_CONCURRENT_MODE
    ATOMIC_SET(&pwdev_priv->switch_ch_to, 1);
#endif

#ifdef CONFIG_RTW_CFGVENDOR_RSSIMONITOR
        pwdev_priv->rssi_monitor_enable = 0;
        pwdev_priv->rssi_monitor_max = 0;
        pwdev_priv->rssi_monitor_min = 0;
#endif


exit:
    return ret;
}

void rtw_wdev_free(struct wireless_dev *wdev)
{
    if (!wdev)
        return;

    RTW_INFO("%s(wdev=%p)\n", __func__, wdev);

    if (wdev_to_ndev(wdev)) {
        _adapter *adapter = (_adapter *)rtw_netdev_priv(wdev_to_ndev(wdev));
        struct rtw_wdev_priv *wdev_priv = adapter_wdev_data(adapter);
        _irqL irqL;

        _rtw_spinlock_free(&wdev_priv->scan_req_lock);

        _enter_critical_bh(&wdev_priv->connect_req_lock, &irqL);
        rtw_wdev_free_connect_req(wdev_priv);
        _exit_critical_bh(&wdev_priv->connect_req_lock, &irqL);
        _rtw_spinlock_free(&wdev_priv->connect_req_lock);

        _rtw_mutex_free(&wdev_priv->roch_mutex);
    }

    rtw_mfree((u8 *)wdev, sizeof(struct wireless_dev));
}

void rtw_wdev_unregister(struct wireless_dev *wdev)
{
    struct net_device *ndev;
    _adapter *adapter;
    struct rtw_wdev_priv *pwdev_priv;

    if (!wdev)
        return;

    RTW_INFO("%s(wdev=%p)\n", __func__, wdev);

    ndev = wdev_to_ndev(wdev);
    if (!ndev)
        return;

    adapter = (_adapter *)rtw_netdev_priv(ndev);
    pwdev_priv = adapter_wdev_data(adapter);

    rtw_cfg80211_indicate_scan_done(adapter, _TRUE);

    #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0)) || defined(COMPAT_KERNEL_RELEASE)
    if (wdev->current_bss) {
        RTW_INFO(FUNC_ADPT_FMT" clear current_bss by cfg80211_disconnected\n", FUNC_ADPT_ARG(adapter));
        rtw_cfg80211_indicate_disconnect(adapter, 0, 1);
    }
    #endif

    if (pwdev_priv->pmon_ndev) {
        RTW_INFO("%s, unregister monitor interface\n", __func__);
        unregister_netdev(pwdev_priv->pmon_ndev);
    }
}

int rtw_cfg80211_ndev_res_alloc(_adapter *adapter)
{
    int ret = _FAIL;

#if !defined(RTW_SINGLE_WIPHY)
    struct wiphy *wiphy;
    struct device *dev = dvobj_to_dev(adapter_to_dvobj(adapter));

    wiphy = rtw_wiphy_alloc(adapter, dev);
    if (wiphy == NULL)
        goto exit;

    adapter->wiphy = wiphy;
#endif

    if (rtw_wdev_alloc(adapter, adapter_to_wiphy(adapter)) == 0)
        ret = _SUCCESS;

#if !defined(RTW_SINGLE_WIPHY)
    if (ret != _SUCCESS) {
        rtw_wiphy_free(wiphy);
        adapter->wiphy = NULL;
    }

exit:
#endif

    return ret;
}

void rtw_cfg80211_ndev_res_free(_adapter *adapter)
{
    rtw_wdev_free(adapter->rtw_wdev);
    adapter->rtw_wdev = NULL;
#if !defined(RTW_SINGLE_WIPHY)
    rtw_wiphy_free(adapter_to_wiphy(adapter));
    adapter->wiphy = NULL;
#endif
}


int rtw_cfg80211_ndev_res_register(_adapter *adapter)
{
#if !defined(RTW_SINGLE_WIPHY)
    int ret = _FAIL;

    if (rtw_wiphy_register(adapter_to_wiphy(adapter)) < 0) {
        RTW_INFO("%s rtw_wiphy_register fail for if%d\n", __func__, (adapter->iface_id + 1));
        goto exit;
    }

    #ifdef CONFIG_RFKILL_POLL
    rtw_cfg80211_init_rfkill(adapter_to_wiphy(adapter));
    #endif

    ret = _SUCCESS;

exit:
    return ret;
#else
    return _SUCCESS;
#endif
}

void rtw_cfg80211_ndev_res_unregister(_adapter *adapter)
{
    rtw_wdev_unregister(adapter->rtw_wdev);
}

int rtw_cfg80211_dev_res_alloc(struct dvobj_priv *dvobj)
{
    int ret = _FAIL;

#if defined(RTW_SINGLE_WIPHY)
    struct wiphy *wiphy;
    struct device *dev = dvobj_to_dev(dvobj);

    wiphy = rtw_wiphy_alloc(dvobj_get_primary_adapter(dvobj), dev);
    if (wiphy == NULL)
        return ret;

    dvobj->wiphy = wiphy;
#endif

    ret = _SUCCESS;
    return ret;
}

void rtw_cfg80211_dev_res_free(struct dvobj_priv *dvobj)
{
#if defined(RTW_SINGLE_WIPHY)
    rtw_wiphy_free(dvobj_to_wiphy(dvobj));
    dvobj->wiphy = NULL;
#endif
}

int rtw_cfg80211_dev_res_register(struct dvobj_priv *dvobj)
{
    int ret = _FAIL;

#if defined(RTW_SINGLE_WIPHY)
    if (rtw_wiphy_register(dvobj_to_wiphy(dvobj)) != 0)
        return ret;

#ifdef CONFIG_RFKILL_POLL
    rtw_cfg80211_init_rfkill(dvobj_to_wiphy(dvobj));
#endif
#endif

    ret = _SUCCESS;

    return ret;
}

void rtw_cfg80211_dev_res_unregister(struct dvobj_priv *dvobj)
{
#ifndef CONFIG_RTL8822CS_WIFI_HDF
#if defined(RTW_SINGLE_WIPHY)
#ifdef CONFIG_RFKILL_POLL
    rtw_cfg80211_deinit_rfkill(dvobj_to_wiphy(dvobj));
#endif
    rtw_wiphy_unregister(dvobj_to_wiphy(dvobj));
#endif
#endif
}

s16 rtw_cfg80211_dev_get_total_txpwr_lmt_mbm(struct dvobj_priv *dvobj)
{
    struct rtw_wiphy_data *wiphy_data;
    s16 mbm = UNSPECIFIED_MBM;

    /* TODO: input radio index to choose corresponding wiphy(s) */

#if defined(RTW_SINGLE_WIPHY)
    wiphy_data = rtw_wiphy_priv(dvobj_to_wiphy(dvobj));
    mbm = wiphy_data->txpwr_total_lmt_mbm;
#else
    struct wiphy *wiphy;
    int i;

    for (i = 0; i < dvobj->iface_nums; i++) {
        if (!dvobj->padapters[i])
            continue;
        wiphy = dvobj->padapters[i]->wiphy;
        if (!wiphy)
            continue;
        wiphy_data = rtw_wiphy_priv(wiphy);
        if (wiphy_data->txpwr_total_lmt_mbm == UNSPECIFIED_MBM)
            continue;
        if (mbm > wiphy_data->txpwr_total_lmt_mbm)
            mbm = wiphy_data->txpwr_total_lmt_mbm;
    }
#endif

    return mbm;
}

s16 rtw_cfg80211_dev_get_total_txpwr_target_mbm(struct dvobj_priv *dvobj)
{
    struct rtw_wiphy_data *wiphy_data;
    s16 mbm = UNSPECIFIED_MBM;

    /* TODO: input radio index to choose corresponding wiphy(s) */

#if defined(RTW_SINGLE_WIPHY)
    wiphy_data = rtw_wiphy_priv(dvobj_to_wiphy(dvobj));
    mbm = wiphy_data->txpwr_total_target_mbm;
#else
    struct wiphy *wiphy;
    int i;

    for (i = 0; i < dvobj->iface_nums; i++) {
        if (!dvobj->padapters[i])
            continue;
        wiphy = dvobj->padapters[i]->wiphy;
        if (!wiphy)
            continue;
        wiphy_data = rtw_wiphy_priv(wiphy);
        if (wiphy_data->txpwr_total_target_mbm == UNSPECIFIED_MBM)
            continue;
        if (mbm > wiphy_data->txpwr_total_target_mbm)
            mbm = wiphy_data->txpwr_total_target_mbm;
    }
#endif

    return mbm;
}
#endif /* CONFIG_IOCTL_CFG80211 */
